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CVE-2026-63923: Linux 6.13

CVE-2026-63923. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00166 (percentile 0.05466), scored 15-Oct-2026.

Affected technology

Linux · b8fea84a0468404fe3b3327ad54d583950be9dec to before 4467fa514482bbce82f73788943c815f3d126ab3, b8fea84a0468404fe3b3327ad54d583950be9dec to before 68be0260e2a02ff9b18a8678d5f8d1715fa20138, b8fea84a0468404fe3b3327ad54d583950be9dec to before 2156a29aecfffa2eb7c558255690084efbe9f3b0
Linux

Linux · 6.13
Linux

Component: Not specified by the source
File: drivers/net/ethernet/marvell/octeontx2/af/rvu.c, drivers/net/ethernet/marvell/octeontx2/af/rvu.h, drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CCR priority
35.2 /100 (P4)
CVSS 3.1
8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Source advisory
EPSS
0.00166 · percentile 0.05466 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-63923.html