Numeric Errors Affecting glibc package, versions <2.13-35


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
1.56% (88th percentile)

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  • Snyk IDSNYK-DEBIAN11-GLIBC-524559
  • published10 Feb 2014
  • disclosed10 Feb 2014

Introduced: 10 Feb 2014

CVE-2012-3404  (opens in a new tab)
CWE-189  (opens in a new tab)

How to fix?

Upgrade Debian:11 glibc to version 2.13-35 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc package and not the glibc package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

The vfprintf function in stdio-common/vfprintf.c in libc in GNU C Library (aka glibc) 2.12 and other versions does not properly calculate a buffer length, which allows context-dependent attackers to bypass the FORTIFY_SOURCE format-string protection mechanism and cause a denial of service (stack corruption and crash) via a format string that uses positional parameters and many format specifiers.

CVSS Scores

version 3.1