Out-of-bounds Write Affecting ncurses package, versions <0:6.2-4.20200222.amzn2023.0.4


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2023-NCURSES-5741533
  • published28 Jun 2023
  • disclosed14 Apr 2023

Introduced: 14 Apr 2023

CVE-2023-29491  (opens in a new tab)
CWE-787  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 ncurses to version 0:6.2-4.20200222.amzn2023.0.4 or higher.
This issue was patched in ALAS2023-2023-220.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ncurses package and not the ncurses package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.

CVSS Base Scores

version 3.1