Out-of-bounds Write Affecting glibc package, versions [,2.31)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (31st percentile)

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  • Snyk IDSNYK-UNMANAGED-GLIBC-2319088
  • published14 Dec 2021
  • disclosed17 Apr 2020
  • creditUnknown

Introduced: 17 Apr 2020

CVE-2020-1751  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade glibc to version 2.31 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write. An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution. The highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1