Out-of-bounds Read in Linux Kernel
CVE-2023-1380
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.165 (96.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.165 · newest: 0.165 · change: 0.000
Affected products
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Mitigation, Issue Tracking)
- lore.kernel.org/linux-wireless/20230309104457.22628-1-jisoo.jang@yonsei.ac.kr/T/ (Patch)
- www.openwall.com/lists/oss-security/2023/03/14/1 (Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230511-0001/ (Third Party Advisory)
- packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095… (VDB Entry, Third Party Advisory)
- packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096… (VDB Entry, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/07/msg00030.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2023/dsa-5480 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/10/msg00027.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-1380?
- CVE-2023-1380 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2023-03-27.
- How severe is CVE-2023-1380?
- High severity. CVSS v3 base score is 7.1 out of 10.