Missing Release of Resource after Effective Lifetime Affecting glibc package, versions <2.25-3


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-DEBIAN11-GLIBC-525861
  • published20 Oct 2017
  • disclosed20 Oct 2017

Introduced: 20 Oct 2017

CVE-2017-15671  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Debian:11 glibc to version 2.25-3 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 glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27, when invoked with GLOB_TILDE, could skip freeing allocated memory when processing the ~ operator with a long user name, potentially leading to a denial of service (memory leak).