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CVE-2026-1485

Glib: glib: local denial of service via buffer underflow in content type parsing

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

A flaw was found in Glib's content type parsing logic. This buffer underflow vulnerability occurs because the length of a header line is stored in a signed integer, which can lead to integer wraparound for very large inputs. This results in pointer underflow and out-of-bounds memory access. Exploitation requires a local user to install or process a specially crafted treemagic file, which can lead to local denial of service or application instability.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • bootc

    Version range not reported

  • glib2

    Version range not reported

  • glycin-loaders

    Version range not reported

  • loupe

    Version range not reported

  • mingw-glib2

    Version range not reported

  • papers

    Version range not reported

  • rpm-ostree

    Version range not reported

  • glib2

    Version range not reported

  • glib2

    Version range not reported

  • glib2

    Version range not reported

  • librsvg2

    Version range not reported

  • mingw-glib2

    Version range not reported

  • bootc

    Version range not reported

  • glib2

    Version range not reported

  • librsvg2

    Version range not reported

  • mingw-glib2

    Version range not reported

References 3

access.redhat.com

bugzilla.redhat.com

gitlab.gnome.org