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Permalink CVE-2026-3847
8.8 HIGH
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): Required (R)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): Required (R)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): High (H)
updated 2 months, 1 week ago by @mweinelt Activity log
  • Created suggestion 2 months, 2 weeks ago
  • @mweinelt ignored
    21 packages
    • firefoxpwa
    • faust2firefox
    • firefox_decrypt
    • pkgsRocm.firefox
    • firefox-gnome-theme
    • firefox-sync-client
    • pkgsRocm.firefoxpwa
    • firefox-esr-unwrapped
    • pkgsRocm.firefox-beta
    • firefox-beta-unwrapped
    • pkgsRocm.firefox-mobile
    • firefox-esr-140-unwrapped
    • pkgsRocm.firefox-unwrapped
    • pkgsRocm.firefox-devedition
    • firefox-devedition-unwrapped
    • pkgsRocm.firefox-beta-unwrapped
    • gnomeExtensions.firefox-profiles
    • pkgsRocm.firefox-devedition-unwrapped
    • gnomeExtensions.firefox-pip-always-on-top
    • gnomeExtensions.pip-alwaysontop-for-firefox
    • vscode-extensions.firefox-devtools.vscode-firefox-debug
    2 months, 1 week ago
  • @mweinelt dismissed 2 months, 1 week ago
Memory safety bugs fixed in Firefox 148.0.2

Memory safety bugs present in Firefox 148.0.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 148.0.2.

Affected products

Firefox
  • <148.0.2

Matching in nixpkgs

Ignored packages (21)

pkgs.firefoxpwa

Tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox (native component)

pkgs.faust2firefox

The faust2firefox script, part of faust functional programming language for realtime audio signal processing

pkgs.firefox_decrypt

Tool to extract passwords from profiles of Mozilla Firefox and derivates

pkgs.firefox-sync-client

Commandline-utility to list/view/edit/delete entries in a firefox-sync account.

pkgs.gnomeExtensions.firefox-profiles

Easily launch Firefox with your favorite profile right from the indicator menu!

  • nixos-unstable 6
    • nixpkgs-unstable 6
    • nixos-unstable-small 6
  • nixos-25.11 5
    • nixos-25.11-small 5
    • nixpkgs-25.11-darwin 5

Package maintainers

https://github.com/NixOS/nixpkgs/pull/498530
https://github.com/NixOS/nixpkgs/pull/498671