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Fencer Intel
medium 5.5

CVE-2022-3077 json

A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS…

published 4y ago modified 4mo ago also EUVD-2022-42506

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC_CALL case (via the ioctl I2C_SMBUS) with malicious input data. This flaw could allow a local user to crash the system.

Patch / fix

  • linux linux_kernel 5.19
  • linux Debian 14, Debian 13, Debian 12 5.18.2-1

debian advisories DEBIAN-CVE-2022-3077

  • linux Ubuntu 22.04 LTS 5.15.0-47.51
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1019.23
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1017.23
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1015.18
  • linux-ibm Ubuntu 22.04 LTS 5.15.0-1013.15
  • linux-kvm Ubuntu 22.04 LTS 5.15.0-1017.21
  • linux-azure Ubuntu 22.04 LTS 5.15.0-1019.24
  • linux-gkeop Ubuntu 22.04 LTS 5.15.0-1002.4

ubuntu advisories UBUNTU-CVE-2022-3077

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 RHEL 9 5.14.0-162.12.1.el9_1
  • perf RHEL 9 5.14.0-162.12.1.el9_1
  • bpftool RHEL 9 5.14.0-162.12.1.el9_1
  • kernel-core RHEL 9 5.14.0-162.12.1.el9_1
  • kernel-tools RHEL 9 5.14.0-162.12.1.el9_1
  • python3-perf RHEL 9 5.14.0-162.12.1.el9_1
  • kernel-modules RHEL 9 5.14.0-162.12.1.el9_1
  • kernel-zfcpdump RHEL 9 5.14.0-162.12.1.el9_1

red hat advisories RHSA-2023:0334RHSA-2023:0300

  • kernel-rt AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-kvm AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-core AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-modules AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-debug-kvm AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-debug-core AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-debug-modules AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1
  • kernel-rt-modules-extra AlmaLinux 9 5.14.0-162.12.1.rt21.175.el9_1

almalinux advisories ALSA-2023:0300ALSA-2023:0334

  • kernel Rocky Linux 9 5.14.0-162.12.1.el9_1.0.2
  • kernel Rocky Linux 9 5.14.0-162.12.1.el9_1.cloud.0.1
  • kernel-rt Rocky Linux 9 5.14.0-162.12.1.rt21.175.el9_1

rocky linux advisories RLSA-2023:0334RXSA-2023:0334RLSA-2023:0300

  • kernel CBL-Mariner 2.0 5.15.67.1-4

azure linux advisories AZL-10923

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-3077 updated cvss 6.4

kernel: i2c: unbounded length leads to buffer overflow in ismt_access()

  • Red Hat CodeReady Linux Builder (v. 9) kernel-debuginfo-common-s390x 5.14.0-162.12.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.12.1.el9_1, kernel-debuginfo-common-aarch64 5.14.0-162.12.1.el9_1, kernel-debuginfo-common-ppc64le 5.14.0-162.12.1.el9_1 Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-162.12.1.el9_1, kernel-devel-matched 5.14.0-162.12.1.el9_1, kernel-debug-devel-matched 5.14.0-162.12.1.el9_1, kernel-debuginfo-common-s390x 5.14.0-162.12.1.el9_1, kernel-zfcpdump-devel-matched 5.14.0-162.12.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.12.1.el9_1, +2 more Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-162.12.1.el9_1, bpftool 5.14.0-162.12.1.el9_1, kernel-core 5.14.0-162.12.1.el9_1, kernel-tools 5.14.0-162.12.1.el9_1, python3-perf 5.14.0-162.12.1.el9_1, kernel-modules 5.14.0-162.12.1.el9_1, +14 more
    fixed: vendor fix RHSA-2023:0334
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-core 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-modules 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-debug-core 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-debug-modules 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-modules-extra 5.14.0-162.12.1.rt21.175.el9_1, +2 more Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-kvm 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-core 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-modules 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-debug-kvm 5.14.0-162.12.1.rt21.175.el9_1, kernel-rt-debug-core 5.14.0-162.12.1.rt21.175.el9_1, +4 more
    fixed: vendor fix RHSA-2023:0300
  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more
    not 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

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • n/a kernel

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input
Technology feeds

References

Sources

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.