CVE-2026-46142
net: libwx: fix VF illegal register access
En bref Sévérité Non disponible EPSS EPSS 0.13 % · centile 2 (2026-10-27) État PUBLISHED Publiée 2026-05-28 Mise à jour 2026-06-14 Attribuée par Linux Statut NVD Undergoing Analysis
Description In the Linux kernel, the following vulnerability has been resolved:
net: libwx: fix VF illegal register access
Register WX_CFG_PORT_ST is a PF restricted register. When a VF is
initialized, attempting to read this register triggers an illegal
register access, which lead to a system hang.
When the device is VF, the bus function ID can be obtained directly from
the PCI_FUNC(pdev->devfn).
Scores Version Score Vecteur Évalué par CVSS 3.1 MEDIUM 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H NVD · nvd@nist.gov (Primary)
Références européennes
Avis du CERT-FR
Configurations affectées (CPE NVD) cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.6.117 < 6.6.140cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.12.58 < 6.12.88cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.17.8 < 6.18cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.18.1 < 6.18.30cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.19 < 7.0.7cpe:2.3:o:linux:linux_kernel:6.18:-:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.18:rc5:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.18:rc6:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.18:rc7:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*
Produits affectés Produit Versions Linux · Linux affected d4187ec2641061748480cdc944fd07653fad50d5 < d3bd8040497968f6f5470018724ef7b0df92f707 ; affected f0b3ecdbb5bbee8ca6b2892aba3988c8a3ce858e < f6e656f7cea16b638675a2ab7d7e4cf2516c5eb0 ; affected a04ea57aae375bdda1cb57034d8bcbb351e1f973 < 33c5bb50b9c40e8451e6aec4487a31d794b98d92 ; affected a04ea57aae375bdda1cb57034d8bcbb351e1f973 < 68a007a701bc06fa426507c551ef12514f2e721d ; affected a04ea57aae375bdda1cb57034d8bcbb351e1f973 < 694de316f607fe2473d52ca0707e3918e72c1562 ; affected 93e52b75f11a8f39b22993ae315b5b9a6b2668a3 Linux · Linux affected 6.18 ; unaffected 0 < 6.18 ; unaffected 6.6.140 ≤ 6.6.* ; unaffected 6.12.88 ≤ 6.12.* ; unaffected 6.18.30 ≤ 6.18.* ; unaffected 7.0.7 ≤ 7.0.*
Références
Sources