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CVE-2021-37322

Published: 18 November 2021

GCC c++filt v2.26 was discovered to contain a use-after-free vulnerability via the component cplus-dem.c.

Notes

AuthorNote
seth-arnold
binutils isn't safe for untrusted inputs.
ccdm94
the suggested patch for this CVE is the same as the one considered
for CVE-2016-2226.

Priority

Negligible

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(2.38-2ubuntu1)
kinetic Not vulnerable
(2.38-2ubuntu1)
lunar Not vulnerable
(2.38-2ubuntu1)
bionic Not vulnerable
(2.30-15ubuntu1)
focal Not vulnerable
(2.34-6ubuntu1)
hirsute Ignored
(end of life)
impish Not vulnerable
(2.37-7ubuntu1)
trusty Needed

upstream
Released (2.28)
xenial
Released (2.26.1-1ubuntu1~16.04.8+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Not vulnerable
(2.38-2ubuntu1)
Patches:
upstream: https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=9e6edb946c0e9a2c530fbae3eeace148eca0de33

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H