CVE-2019-6486 json
Denial of service affecting P-521 and P-384 curves in crypto/elliptic
published 7y ago modified 4mo ago also GO-2022-0217 , EUVD-2019-16046
- cvss
- 8.2
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.5%
- EPSS 4.5% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
Go before 1.10.8 and 1.11.x before 1.11.5 mishandles P-521 and P-384 elliptic curves, which allows attackers to cause a denial of service (CPU consumption) or possibly conduct ECDH private key recovery attacks.
Patch / fix
- go stdlib 1.10.8, 1.11.5
- golang go 1.10.8, 1.11.5
- golang-github-docker-libnetwork SLE Module for Containers 15 SP1, SLE Module for Containers 15 0.7.0.1+gitr2726_872f0a83c98a-4.12.1
- docker SLE Module for Containers 15 SP1, SLE Module for Containers 15 18.09.6_ce-6.17.1
- containerd SLE Module for Containers 15 SP1, SLE Module for Containers 15 1.2.5-5.13.1
- docker-runc SLE Module for Containers 15 SP1, SLE Module for Containers 15 1.0.0rc6+gitr3804_2b18fe1d885e-6.18.1
- golang-github-docker-libnetwork SLE Module for Containers 12 0.7.0.1+gitr2726_872f0a83c98a-19.1
- docker SLE Module for Containers 12 18.09.6_ce-98.37.1
- containerd SLE Module for Containers 12 1.2.5-16.17.2
- docker-runc SLE Module for Containers 12 1.0.0rc6+gitr3804_2b18fe1d885e-1.23.1
suse advisories SUSE-SU-2019:1234-2SUSE-SU-2019:1264-1SUSE-SU-2019:1234-1
- go openSUSE Tumbleweed 1.17-1.1
- go1.10 openSUSE Tumbleweed 1.10.8-8.2
- go1.11 openSUSE Tumbleweed 1.11.13-10.5
- go1.12 openSUSE Tumbleweed 1.12.17-4.8
- go Package Hub 15 1.12-bp150.2.6.1
- golang-github-docker-libnetwork openSUSE Leap 15.0 0.7.0.1+gitr2726_872f0a83c98a-lp150.3.14.1
- go openSUSE Leap 15.0 1.12-lp150.2.11.1
- docker openSUSE Leap 15.0 18.09.6_ce-lp150.5.17.2
opensuse advisories openSUSE-SU-2024:10802-1openSUSE-SU-2024:10803-1openSUSE-SU-2024:10804-1openSUSE-SU-2024:10805-1openSUSE-SU-2019:1506-1openSUSE-SU-2019:1499-1
- go Alpine 3.24, Alpine 3.23, Alpine 3.22 +13 more 1.11.5-r0
- go Alpine 3.8 1.10.8-r0
alpine advisories ALPINE-CVE-2019-6486
Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- go Arch Linux 2:1.11.5-1
arch linux advisories AVG-859
Is CVE-2019-6486 in your dependencies? 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-2019-6486 updated cvss 7.5
golang: crypto/elliptic implementations of P-521 and P-384 elliptic curves allow for denial of service
-
Red Hat Ceph Storage 2 golang, golang-bin, golang-src Red Hat Ceph Storage 3 golang, golang-bin, golang-src Red Hat Enterprise Linux 8 golang, go-toolset, golang-bin, golang-src, golang-misc, golang-race, +1 moreaffected: no fix planned “Will not fix”
-
Red Hat OpenShift Container Platform 3.2 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +7 more Red Hat OpenShift Container Platform 3.3 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +6 more Red Hat OpenShift Container Platform 3.4 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +6 more Red Hat OpenShift Container Platform 3.5 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +6 more Red Hat OpenShift Container Platform 3.6 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +9 more Red Hat OpenShift Container Platform 3.7 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +10 moreaffected: no fix planned “Out of support scope”
-
Red Hat OpenStack Platform 8 (Liberty) Operational Tools golang, golang-src, golang-pkg-linux-amd64, golang-pkg-bin-linux-amd64 Red Hat OpenStack Platform 9 (Mitaka) Operational Tools golang, golang-bin, golang-src Red Hat Storage 3 golang, golang-bin, golang-src, golang-misc, golang-testsaffected: no fix planned “Will not fix”
-
Red Hat Enterprise Linux 7 golang, golang-bin, golang-src, golang-misc, golang-tests Red Hat OpenShift Container Platform 3.9 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +8 more Red Hat OpenShift Container Platform 3.10 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +7 more Red Hat OpenShift Container Platform 3.11 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +7 more Red Hat OpenShift Container Platform 4 openshift, openshift-clients, openshift-kubelet, openshift-hyperkube, openshift-kube-apiserver, openshift-kube-scheduler, +2 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
4.50% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.2 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:P/I:N/A:P |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | stdlib | <1.10.8 >=1.11.0-0, <1.11.5 |
1.10.8 1.11.5 |
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
github.com
/golang/go/commit/42b42f71cf8f5956c09e66230293dfb5db652360
patch, third-party-advisory
-
go.dev
/cl/159218
patch
-
go.googlesource.com
/go/+/193c16a3648b8670a762e925b6ac6e074f468a20
patch
-
debian.org
/security/2019/dsa-4380
vendor-advisory, third-party-advisory
-
debian.org
/security/2019/dsa-4379
vendor-advisory, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-04/msg00042.html
vendor-advisory, third-party-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-05/msg00060.html
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-06/msg00011.html
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2019-06/msg00015.html
vendor-advisory
-
github.com
/golang/go/issues/29903
third-party-advisory
- groups.google.com /forum/#%21topic/golang-announce/mVeX35iXuSw
-
lists.debian.org
/debian-lts-announce/2019/02/msg00009.html
mailing-list, third-party-advisory
-
securityfocus.com
/bid/106740
vdb-entry, third-party-advisory
-
github.com
/google/wycheproof
third-party-advisory
-
go.dev
/issue/29903
report
-
groups.google.com
/g/golang-announce/c/mVeX35iXuSw
web
Sources
- CVE List CVE-2019-6486
- NVD CVE-2019-6486
- OSV GO-2022-0217
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.