Heap-based Buffer Overflow Affecting glibc package, versions <0:2.12-1.212.el6


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.26% (67th percentile)

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  • Snyk IDSNYK-CENTOS6-GLIBC-2151316
  • published26 Jul 2021
  • disclosed19 Oct 2017

Introduced: 19 Oct 2017

CVE-2017-15670  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Centos:6 glibc to version 0:2.12-1.212.el6 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 Centos. See How to fix? for Centos:6 relevant fixed versions and status.

The GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one error leading to a heap-based buffer overflow in the glob function in glob.c, related to the processing of home directories using the ~ operator followed by a long string.