Integer overflow in Linux Kernel
CVE-2022-45934
An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (53.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/ (Patch, Mailing List, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.netapp.com/advisory/ntap-20230113-0008/ (Third Party Advisory)
- www.debian.org/security/2023/dsa-5324 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/03/msg00000.html (mailing-list, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/05/msg00006.html (mailing-list)
Frequently asked questions
- What is CVE-2022-45934?
- CVE-2022-45934 is a high-severity vulnerability in Linux Kernel, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2022-11-27.
- How severe is CVE-2022-45934?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-45934 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.