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Details of issue NIXPKGS-2026-1758

NIXPKGS-2026-1758
published 2 weeks, 2 days ago
Permalink CVE-2026-47104
5.1 MEDIUM
  • CVSS version (CVSS): 4.0
  • Attack Vector (AV): Local (L)
  • Attack Complexity (AC): Low (L)
  • Attack Requirement (AT): None (N)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Vulnerable System Impact Confidentiality (VC): None (N)
  • Vulnerable System Impact Integrity (VI): None (N)
  • Vulnerable System Impact Availability (VA): Low (L)
  • Subsequent System Impact Confidentiality (SC): None (N)
  • Subsequent System Impact Integrity (SI): None (N)
  • Subsequent System Impact Availability (SA): None (N)
  • Modified Attack Vector (MAV): Local (L)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Attack Requirement (MAT): None (N)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Vulnerable System Impact Confidentiality (MVC): None (N)
  • Modified Vulnerable System Impact Integrity (MVI): None (N)
  • Modified Vulnerable System Impact Availability (MVA): Low (L)
  • Modified Subsequent System Impact Confidentiality (MSC): Negligible (N)
  • Modified Subsequent System Impact Integrity (MSI): Negligible (N)
  • Modified Subsequent System Impact Availability (MSA): Negligible (N)
  • Safety (S): Not Defined (X)
  • Automatable (AU): Not Defined (X)
  • Recovery (R): Not Defined (X)
  • Value Density (V): Not Defined (X)
  • Vulnerability Response Effort (RE): Not Defined (X)
  • Provider Urgency (U): Not Defined (X)
  • Confidentiality Req. (CR): Not Defined (X)
  • Integrity Req. (IR): Not Defined (X)
  • Availability Req. (AR): Not Defined (X)
  • Exploit Maturity (E): Not Defined (X)
updated 2 weeks, 2 days ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    14 packages
    • libusbp
    • libusbgx
    • libusbsio
    • libusbmuxd
    • libusb-compat-0_1
    • python312Packages.libusb1
    • python313Packages.libusb1
    • python314Packages.libusb1
    • python312Packages.libusbsio
    • python313Packages.libusbsio
    • python314Packages.libusbsio
    • python312Packages.libusb-package
    • python313Packages.libusb-package
    • python314Packages.libusb-package
  • @LeSuisse accepted
  • @LeSuisse published on GitHub
libusb < 1.0.30 Out-of-Bounds Read in parse_iad_array()

libusb before version 1.0.30 contains a one-byte out-of-bounds read vulnerability in parse_iad_array() in descriptor.c that allows attackers to trigger a denial of service by supplying a malformed USB descriptor whose bLength equals size minus one, causing the bounds check to use the original buffer size instead of the remaining size. Attackers in virtualized environments with USB passthrough can supply crafted descriptors through libusb_get_active_interface_association_descriptors or libusb_get_interface_association_descriptors to read one byte past the end of the malloc allocation, resulting in a denial of service.

Affected products

libusb
  • <1.0.30

Matching in nixpkgs

pkgs.libusb1

Cross-platform user-mode USB device library

Ignored packages (14)

pkgs.libusbp

Pololu USB Library (also known as libusbp)

pkgs.libusbsio

Library for communicating with devices connected via the USB bridge on LPC-Link2 and MCU-Link debug probes on supported NXP microcontroller evaluation boards

pkgs.libusbmuxd

Client library to multiplex connections from and to iOS devices

Package maintainers