NULL pointer dereference in Linux Kernel
CVE-2023-46862
An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer dereference can occur.
EPSS: 0.002 (13.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch)
- cve@mitre.org (Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (mailing-list)
Frequently asked questions
- What is CVE-2023-46862?
- CVE-2023-46862 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 4.7/10. Published 2023-10-29.
- How severe is CVE-2023-46862?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2023-46862 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.