NULL Pointer Dereference Affecting chafa package, versions <1.10.2-1


Severity

Recommended
low

Based on Debian security rating

    Threat Intelligence

    EPSS
    0.14% (50th percentile)

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  • Snyk ID SNYK-DEBIANUNSTABLE-CHAFA-2805472
  • published 28 Apr 2022
  • disclosed 27 Apr 2022

How to fix?

Upgrade Debian:unstable chafa to version 1.10.2-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream chafa package and not the chafa package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file. in GitHub repository hpjansson/chafa prior to 1.10.2. chafa: NULL Pointer Dereference in function gif_internal_decode_frame at libnsgif.c:599 allows attackers to cause a denial of service (crash) via a crafted input file.

CVSS Scores

version 3.1
Expand this section

NVD

5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High