Out-of-bounds Read Affecting glibc package, versions <2.28-9


Severity

Recommended
0.0
critical
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.47% (77th percentile)

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  • Snyk ID SNYK-DEBIAN11-GLIBC-519157
  • published 26 Feb 2019
  • disclosed 26 Feb 2019

How to fix?

Upgrade Debian:11 glibc to version 2.28-9 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 Debian. See How to fix? for Debian:11 relevant fixed versions and status.

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

CVSS Scores

version 3.1
Expand this section

NVD

Recommended
9.8 critical
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

5.1 medium