CVE-2020-0466 json
In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error.
published 5y ago modified 4mo ago also EUVD-2020-1965
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 20%
- public exploits
- 0
- none known
Summary
In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147802478References: Upstream kernel
Patch / fix
- linux Debian 14, Debian 13, Debian 12 5.8.7-1
debian advisories DEBIAN-CVE-2020-0466
- linux Ubuntu 16.04 LTS 4.4.0-193.224
- linux Ubuntu 18.04 LTS 4.15.0-121.123
- linux Ubuntu 20.04 LTS 5.4.0-51.56
- linux-aws Ubuntu 16.04 LTS 4.4.0-1117.131
- linux-aws Ubuntu 18.04 LTS 4.15.0-1086.91
- linux-aws Ubuntu 20.04 LTS 5.4.0-1028.29
- linux-gcp Ubuntu 16.04 LTS 4.15.0-1086.98~16.04.1
- linux-gcp Ubuntu 20.04 LTS 5.4.0-1028.29
ubuntu advisories UBUNTU-CVE-2020-0466
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel-rt RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel-rt-kvm RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel-rt-trace RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel-rt-debug-kvm RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel-rt-trace-kvm RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel-rt-debuginfo-common-x86_64 RHEL 7 EXTRAS_RT 3.10.0-1160.59.1.rt56.1200.el7
- kernel RHEL 7 3.10.0-1160.59.1.el7
- perf RHEL 7 3.10.0-1160.59.1.el7
red hat advisories RHSA-2021:2106RHSA-2021:2099RHSA-2022:0622RHSA-2022:0620RHSA-2022:0592RHSA-2022:1104
- kernel-syms SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +4 more 4.4.180-94.138.1
- kernel-source SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +4 more 4.4.180-94.138.1
- kernel-default SLES for SAP 12 SP3, SLES 12 SP3-LTSS, SLES 12 SP3-BCL +5 more 4.4.180-94.138.1
- kgraft-patch-SLE12-SP3_Update_37 SLES for SAP 12 SP3, SLES 12 SP3-LTSS, OpenStack Cloud Crowbar 8 +3 more 1-4.3.1
- kernel-syms SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 4.12.14-150.66.1
- kernel-source SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 4.12.14-150.66.1
- kernel-default SLES for SAP 15, SLES 15-LTSS, SLE Live Patching 15 +3 more 4.12.14-150.66.1
- kernel-vanilla SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 4.12.14-150.66.1
suse advisories SUSE-SU-2021:0452-1SUSE-SU-2021:0438-1SUSE-SU-2021:0437-1SUSE-SU-2021:0434-1SUSE-SU-2021:0408-1SUSE-SU-2021:0377-1
- kernel-rt openSUSE Leap 15.2 5.3.18-lp152.3.5.1
- kernel-syms-rt openSUSE Leap 15.2 5.3.18-lp152.3.5.1
- kernel-rt_debug openSUSE Leap 15.2 5.3.18-lp152.3.5.1
- kernel-source-rt openSUSE Leap 15.2 5.3.18-lp152.3.5.1
- kernel-syms openSUSE Leap 15.1 4.12.14-lp151.28.91.1
- kernel-obs-qa openSUSE Leap 15.1 4.12.14-lp151.28.91.1
- kernel-source openSUSE Leap 15.1 4.12.14-lp151.28.91.1
- kernel-default openSUSE Leap 15.1 4.12.14-lp151.28.91.1
opensuse advisories openSUSE-SU-2021:0242-1openSUSE-SU-2021:0075-1openSUSE-SU-2021:0060-1
- kernel-abi-whitelists AlmaLinux 8 4.18.0-240.22.1.el8_3
almalinux advisories ALSA-2021:1093
Is CVE-2020-0466 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerVendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2020-0466 updated cvss 7.8
kernel: use after free in eventpoll.c may lead to escalation of privilege
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Red Hat CodeReady Linux Builder (v. 8) kernel-debuginfo-common-x86_64 4.18.0-240.22.1.el8_3, kernel-debuginfo-common-aarch64 4.18.0-240.22.1.el8_3, kernel-debuginfo-common-ppc64le 4.18.0-240.22.1.el8_3fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:1093
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Red Hat CodeReady Linux Builder EUS (v. 8.1) kernel-debuginfo-common-x86_64 4.18.0-147.48.1.el8_1, kernel-debuginfo-common-aarch64 4.18.0-147.48.1.el8_1, kernel-debuginfo-common-ppc64le 4.18.0-147.48.1.el8_1fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2106
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Red Hat CodeReady Linux Builder EUS (v. 8.2) kernel-debuginfo-common-x86_64 4.18.0-193.56.1.el8_2, kernel-debuginfo-common-aarch64 4.18.0-193.56.1.el8_2, kernel-debuginfo-common-ppc64le 4.18.0-193.56.1.el8_2fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2185
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Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-240.22.1.el8_3, kernel 4.18.0-240.22.1.el8_3, bpftool 4.18.0-240.22.1.el8_3, kernel-core 4.18.0-240.22.1.el8_3, kernel-tools 4.18.0-240.22.1.el8_3, python3-perf 4.18.0-240.22.1.el8_3, +15 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:1093
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Red Hat Enterprise Linux BaseOS EUS (v. 8.1) perf 4.18.0-147.48.1.el8_1, kernel 4.18.0-147.48.1.el8_1, bpftool 4.18.0-147.48.1.el8_1, kernel-core 4.18.0-147.48.1.el8_1, kernel-tools 4.18.0-147.48.1.el8_1, python3-perf 4.18.0-147.48.1.el8_1, +23 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2106
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Red Hat Enterprise Linux BaseOS EUS (v. 8.2) perf 4.18.0-193.56.1.el8_2, kernel 4.18.0-193.56.1.el8_2, bpftool 4.18.0-193.56.1.el8_2, kernel-core 4.18.0-193.56.1.el8_2, kernel-tools 4.18.0-193.56.1.el8_2, python3-perf 4.18.0-193.56.1.el8_2, +27 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2185
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Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-1160.59.1.el7, kernel 3.10.0-1160.59.1.el7, bpftool 3.10.0-1160.59.1.el7, python-perf 3.10.0-1160.59.1.el7, kernel-tools 3.10.0-1160.59.1.el7, kernel-tools-libs 3.10.0-1160.59.1.el7, +2 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.59.1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.59.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0620
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Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-trace 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.59.1.rt56.1200.el7 Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-kvm 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-trace 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-debug-kvm 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-trace-kvm 3.10.0-1160.59.1.rt56.1200.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.59.1.rt56.1200.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0622
show 26 moreshow fewer
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Red Hat Enterprise Linux Real Time (v. 8) kernel-rt 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-core 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-modules 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-debug-core 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-debug-modules 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-modules-extra 4.18.0-240.22.1.rt7.77.el8_3, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:1081
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Red Hat Enterprise Linux Real Time EUS (v. 8.2) kernel-rt 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-core 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-modules 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-debug-core 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-debug-modules 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-modules-extra 4.18.0-193.56.1.rt13.106.el8_2, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2190
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Red Hat Enterprise Linux Real Time for NFV (v. 8) kernel-rt 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-kvm 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-core 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-modules 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-debug-kvm 4.18.0-240.22.1.rt7.77.el8_3, kernel-rt-debug-core 4.18.0-240.22.1.rt7.77.el8_3, +4 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:1081
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Red Hat Enterprise Linux Real Time for NFV EUS (v. 8.2) kernel-rt 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-kvm 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-core 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-modules 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-debug-kvm 4.18.0-193.56.1.rt13.106.el8_2, kernel-rt-debug-core 4.18.0-193.56.1.rt13.106.el8_2, +4 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2021:2190
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Red Hat Enterprise Linux Server (v. 6 ELS) perf 2.6.32-754.47.1.el6, kernel 2.6.32-754.47.1.el6, kernel-kdump 2.6.32-754.47.1.el6, kernel-firmware 2.6.32-754.47.1.el6, kernel-abi-whitelists 2.6.32-754.47.1.el6, kernel-debuginfo-common-i686 2.6.32-754.47.1.el6, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:1417
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Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-1160.59.1.el7, kernel 3.10.0-1160.59.1.el7, bpftool 3.10.0-1160.59.1.el7, python-perf 3.10.0-1160.59.1.el7, kernel-kdump 3.10.0-1160.59.1.el7, kernel-tools 3.10.0-1160.59.1.el7, +17 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0620
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Red Hat Enterprise Linux Server AUS (v. 7.3) perf 3.10.0-514.97.1.el7, kernel 3.10.0-514.97.1.el7, python-perf 3.10.0-514.97.1.el7, kernel-tools 3.10.0-514.97.1.el7, kernel-tools-libs 3.10.0-514.97.1.el7, kernel-abi-whitelists 3.10.0-514.97.1.el7, +1 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0529
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Red Hat Enterprise Linux Server AUS (v. 7.4) perf 3.10.0-693.99.1.el7, kernel 3.10.0-693.99.1.el7, python-perf 3.10.0-693.99.1.el7, kernel-tools 3.10.0-693.99.1.el7, kernel-tools-libs 3.10.0-693.99.1.el7, kernel-abi-whitelists 3.10.0-693.99.1.el7, +1 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:1104
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Red Hat Enterprise Linux Server AUS (v. 7.6) perf 3.10.0-957.88.1.el7, kernel 3.10.0-957.88.1.el7, bpftool 3.10.0-957.88.1.el7, python-perf 3.10.0-957.88.1.el7, kernel-tools 3.10.0-957.88.1.el7, kernel-tools-libs 3.10.0-957.88.1.el7, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server AUS (v. 7.7) perf 3.10.0-1062.63.1.el7, kernel 3.10.0-1062.63.1.el7, bpftool 3.10.0-1062.63.1.el7, python-perf 3.10.0-1062.63.1.el7, kernel-tools 3.10.0-1062.63.1.el7, kernel-tools-libs 3.10.0-1062.63.1.el7, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Server E4S (v. 7.6) perf 3.10.0-957.88.1.el7, kernel 3.10.0-957.88.1.el7, python-perf 3.10.0-957.88.1.el7, kernel-tools 3.10.0-957.88.1.el7, kpatch-patch-3_10_0-957_70_1 1-7.el7, kpatch-patch-3_10_0-957_72_1 1-5.el7, +10 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server E4S (v. 7.7) perf 3.10.0-1062.63.1.el7, kernel 3.10.0-1062.63.1.el7, bpftool 3.10.0-1062.63.1.el7, python-perf 3.10.0-1062.63.1.el7, kernel-tools 3.10.0-1062.63.1.el7, kpatch-patch-3_10_0-1062_46_1 1-7.el7, +12 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Server Optional (v. 6 ELS) python-perf 2.6.32-754.47.1.el6, kernel-debuginfo-common-i686 2.6.32-754.47.1.el6, kernel-debuginfo-common-s390x 2.6.32-754.47.1.el6, kernel-debuginfo-common-x86_64 2.6.32-754.47.1.el6fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:1417
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Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-1160.59.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1160.59.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1160.59.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0620
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Red Hat Enterprise Linux Server Optional AUS (v. 7.3) kernel-debuginfo-common-x86_64 3.10.0-514.97.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0529
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Red Hat Enterprise Linux Server Optional AUS (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.99.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:1104
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Red Hat Enterprise Linux Server Optional AUS (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.88.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server Optional AUS (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.63.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Server Optional E4S (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.88.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-957.88.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server Optional E4S (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.63.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1062.63.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Server Optional TUS (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.88.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server Optional TUS (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.63.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Server TUS (v. 7.6) perf 3.10.0-957.88.1.el7, kernel 3.10.0-957.88.1.el7, bpftool 3.10.0-957.88.1.el7, python-perf 3.10.0-957.88.1.el7, kernel-tools 3.10.0-957.88.1.el7, kernel-tools-libs 3.10.0-957.88.1.el7, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0531
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Red Hat Enterprise Linux Server TUS (v. 7.7) perf 3.10.0-1062.63.1.el7, kernel 3.10.0-1062.63.1.el7, bpftool 3.10.0-1062.63.1.el7, python-perf 3.10.0-1062.63.1.el7, kernel-tools 3.10.0-1062.63.1.el7, kernel-tools-libs 3.10.0-1062.63.1.el7, +2 morefixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0712
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Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-1160.59.1.el7, kernel 3.10.0-1160.59.1.el7, bpftool 3.10.0-1160.59.1.el7, python-perf 3.10.0-1160.59.1.el7, kernel-tools 3.10.0-1160.59.1.el7, kernel-tools-libs 3.10.0-1160.59.1.el7, +2 more Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.59.1.el7fixed: vendor fix “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.” RHSA-2022:0620
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Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 7 perf, kernel, kernel-alt, python-perf, kernel-kdump, kernel-tools, +3 more Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +82 morenot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- n/a Android
Classification
- Weakness
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- CWE-416 Use After Free
References
-
source.android.com
/security/bulletin/2020-12-01
patch, vendor-advisory
Sources
- CVE List CVE-2020-0466
- NVD CVE-2020-0466
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.