CVE-2023-1380
HIGH severity · CVSS 7.1 · Out-of-bounds read
7.1CVSS HIGH
Summary
A slab-out-of-bound read problem was found in brcmf_get_assoc_ies in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux Kernel. This issue could occur when assoc_info->req_len data is bigger than the size of the buffer, defined as WL_EXTRA_BUF_MAX, leading to a denial of service.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)17%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products we track (4)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=2177883 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=2177883Patch
- https://lore.kernel.org/linux-wireless/20230309104457.22628-1-jisoo.jang%40yonsei.ac.kr/T/#uPatch
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.htmlAdvisory
- http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlAdvisory
- https://security.netapp.com/advisory/ntap-20230511-0001/Advisory
- https://www.debian.org/security/2023/dsa-5480Advisory