Nixpkgs security tracker

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Published issues

All published security issues are tracked and resolved on GitHub.

NIXPKGS-2026-1236
published 2 months ago
Permalink CVE-2026-33594
5.3 MEDIUM
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): Low (L)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

Outgoing DoH excessive memory allocation


dnsdist
  • <2.0.4
  • <1.9.13
NIXPKGS-2026-1234
published 2 months ago
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    10 packages
    • capypdf
    • python312Packages.pypdf2
    • python312Packages.pypdf3
    • python313Packages.pypdf2
    • python313Packages.pypdf3
    • python314Packages.pypdf2
    • python314Packages.pypdf3
    • python312Packages.pypdfium2
    • python313Packages.pypdfium2
    • python314Packages.pypdfium2
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

pypdf: Manipulated FlateDecode image dimensions can exhaust RAM


pypdf
  • ==< 6.10.2
NIXPKGS-2026-1235
published 2 months ago
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    10 packages
    • capypdf
    • python312Packages.pypdf2
    • python312Packages.pypdf3
    • python313Packages.pypdf2
    • python313Packages.pypdf3
    • python314Packages.pypdf2
    • python314Packages.pypdf3
    • python312Packages.pypdfium2
    • python313Packages.pypdfium2
    • python314Packages.pypdfium2
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

pypdf has possible long runtimes for wrong size values in cross-reference and object streams


pypdf
  • ==< 6.10.1
NIXPKGS-2026-1233
published 2 months ago
Permalink CVE-2026-33597
3.7 LOW
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): Low (L)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

PRSD detection denial of service


dnsdist
  • <2.0.4
  • <1.9.13
NIXPKGS-2026-1232
published 2 months ago
Permalink CVE-2026-33262
5.9 MEDIUM
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): High (H)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored package rotp
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

Insufficient validation of cookie reply


pdns-recursor
  • <5.2.9
  • <5.4.1
  • <5.3.6
NIXPKGS-2026-1231
published 2 months ago
Permalink CVE-2026-32885
6.5 MEDIUM
  • 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): None (N)
  • Integrity (I): High (H)
  • Availability (A): None (N)
  • 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): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): None (N)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    5 packages
    • vdrPlugins.softhddevice
    • python312Packages.sounddevice
    • python313Packages.sounddevice
    • python314Packages.sounddevice
    • haskellPackages.gogol-androiddeviceprovisioning
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

DDEV has ZipSlip path traversal in tar and zip archive extraction


ddev
  • ==< 1.25.2
NIXPKGS-2026-1230
published 2 months ago
Permalink CVE-2026-33596
3.1 LOW
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Adjacent (A)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Modified Attack Vector (MAV): Adjacent (A)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): Low (L)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

TCP backend stream ID overflow


dnsdist
  • <2.0.4
  • <1.9.13
NIXPKGS-2026-1229
published 2 months ago
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    10 packages
    • capypdf
    • python312Packages.pypdf2
    • python312Packages.pypdf3
    • python313Packages.pypdf2
    • python313Packages.pypdf3
    • python314Packages.pypdf2
    • python314Packages.pypdf3
    • python312Packages.pypdfium2
    • python313Packages.pypdfium2
    • python314Packages.pypdfium2
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

pypdf: Manipulated FlateDecode predictor parameters can exhaust RAM


pypdf
  • ==< 6.10.2
NIXPKGS-2026-1228
published 2 months ago
Permalink CVE-2026-33599
3.1 LOW
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Adjacent (A)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Modified Attack Vector (MAV): Adjacent (A)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): Low (L)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

Out-of-bounds read in service discovery


dnsdist
  • <2.0.4
  • <1.9.13
NIXPKGS-2026-1227
published 2 months ago
Permalink CVE-2026-33256
5.3 MEDIUM
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): Low (L)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored package rotp
  • @LeSuisse accepted
  • @LeSuisse published on GitHub

Unbounded memory allocation by internal web server


pdns-recursor
  • <5.2.9
  • <5.4.1
  • <5.3.6