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Untriaged
Permalink CVE-2026-89161
7.4 HIGH
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Local (L)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Local (L)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): High (H)
created 1 week, 3 days ago Activity log
  • Created suggestion 1 week, 3 days ago
In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject …

In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.

Affected products

PCRE2
  • <10.48

Matching in nixpkgs

pkgs.pcre2

Perl Compatible Regular Expressions

  • nixos-unstable -
    • nixos-unstable-small 10.48
  • nixos-26.05 -
    • nixos-26.05-small 10.48

pkgs.jpcre2

C++ wrapper for PCRE2 Library

  • nixos-unstable -
  • nixos-26.05 -

pkgs.haskellPackages.pcre2

Regular expressions via the PCRE2 C library (included)

  • nixos-unstable -
    • nixos-unstable-small 2.2.3
  • nixos-26.05 -
    • nixos-26.05-small 2.2.3

Package maintainers