Out-of-bounds Write Affecting glibc-langpack-et package, versions <0:2.28-127.0.1.el8


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-ORACLE8-GLIBCLANGPACKET-2567017
  • published10 Apr 2022
  • disclosed17 Apr 2020

Introduced: 17 Apr 2020

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

How to fix?

Upgrade Oracle:8 glibc-langpack-et to version 0:2.28-127.0.1.el8 or higher.
This issue was patched in ELSA-2020-4444.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-langpack-et package and not the glibc-langpack-et package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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