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Details of issue NIXPKGS-2026-0497

NIXPKGS-2026-0497
published 3 months, 3 weeks ago
Permalink CVE-2026-3407
3.3 LOW
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Local (L)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): Low (L)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): Low (L)
  • Exploit Code Maturity (E): Proof-of-Concept (P)
  • Remediation Level (RL): Official Fix (O)
  • Report Confidence (RC): Confirmed (C)
  • Modified Attack Vector (MAV): Local (L)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): Low (L)
  • 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 3 months, 3 weeks ago by @LeSuisse Activity log
  • Created suggestion 3 months, 3 weeks ago
  • @LeSuisse ignored
    6 packages
    • yosys-ghdl
    • yosys-synlig
    • yosys-bluespec
    • python312Packages.yosys
    • python313Packages.yosys
    • python314Packages.yosys
    3 months, 3 weeks ago
  • @LeSuisse accepted 3 months, 3 weeks ago
  • @LeSuisse published on GitHub 3 months, 3 weeks ago
YosysHQ yosys BLIF File rtlil.h set heap-based overflow

A vulnerability was determined in YosysHQ yosys up to 0.62. This affects the function Yosys::RTLIL::Const::set of the file kernel/rtlil.h of the component BLIF File Parser. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. Applying a patch is the recommended action to fix this issue. It appears that the issue is not reproducible all the time.

Affected products

yosys
  • ==0.56
  • ==0.40
  • ==0.3
  • ==0.62
  • ==0.27
  • ==0.31
  • ==0.21
  • ==0.36
  • ==0.34
  • ==0.8
  • ==0.20
  • ==0.22
  • ==0.2
  • ==0.10
  • ==0.24
  • ==0.46
  • ==0.14
  • ==0.18
  • ==0.29
  • ==0.32
  • ==0.33
  • ==0.25
  • ==0.47
  • ==0.38
  • ==0.16
  • ==0.45
  • ==0.54
  • ==0.15
  • ==0.17
  • ==0.26
  • ==0.19
  • ==0.51
  • ==0.42
  • ==0.59
  • ==0.9
  • ==0.57
  • ==0.30
  • ==0.37
  • ==0.52
  • ==0.28
  • ==0.55
  • ==0.11
  • ==0.6
  • ==0.44
  • ==0.49
  • ==0.5
  • ==0.61
  • ==0.41
  • ==0.39
  • ==0.35
  • ==0.60
  • ==0.1
  • ==0.53
  • ==0.43
  • ==0.48
  • ==0.13
  • ==0.4
  • ==0.7
  • ==0.23
  • ==0.58
  • ==0.12
  • ==0.50

Matching in nixpkgs

pkgs.yosys

Open RTL synthesis framework and tools

  • nixos-unstable 0.62
    • nixpkgs-unstable 0.62
    • nixos-unstable-small 0.62
Ignored packages (6)

Package maintainers

Upstream issue: https://github.com/YosysHQ/yosys/issues/5677
PRs:
* https://github.com/YosysHQ/yosys/pull/5680
* https://github.com/YosysHQ/yosys/pull/5681