Stack-based Buffer Overflow Affecting glibc-langpack-ak package, versions <0:2.26-37.amzn2


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-AMZN2-GLIBCLANGPACKAK-5881479
  • published6 Sept 2023
  • disclosed4 Mar 2020

Introduced: 4 Mar 2020

CVE-2020-10029  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 glibc-langpack-ak to version 0:2.26-37.amzn2 or higher.
This issue was patched in ALAS2-2023-2221.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-langpack-ak package and not the glibc-langpack-ak package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

The GNU C Library (aka glibc or libc6) before 2.32 could overflow an on-stack buffer during range reduction if an input to an 80-bit long double function contains a non-canonical bit pattern, a seen when passing a 0x5d414141414141410000 value to sinl on x86 targets. This is related to sysdeps/ieee754/ldbl-96/e_rem_pio2l.c.

CVSS Scores

version 3.1