Out-of-bounds Write Affecting glibc package, versions <2.40-160000.5.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-SLES1600-GLIBC-16962098
  • published28 May 2026
  • disclosed18 May 2026

Introduced: 18 May 2026

CVE-2026-5450  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 glibc to version 2.40-160000.5.1 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 SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

Calling the scanf family of functions with a %mc (malloc'd character match) in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow.

CVSS Base Scores

version 3.1