Vulnerability Description
A use-after-free flaw was found in nfc_llcp_find_local in net/nfc/llcp_core.c in NFC in the Linux kernel. This flaw allows a local user with special privileges to impact a kernel information leak issue.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.5 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2023-3863Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2225126Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/6709d4b7bc2e079241fdef15d1160581c5261c1Patch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20240202-0002/
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- https://www.debian.org/security/2023/dsa-5492Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2023-3863Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2225126Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/6709d4b7bc2e079241fdef15d1160581c5261c1Patch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20240202-0002/
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- https://www.debian.org/security/2023/dsa-5492Third Party Advisory
FAQ
What is CVE-2023-3863?
CVE-2023-3863 is a vulnerability with a CVSS score of 6.4 (MEDIUM). A use-after-free flaw was found in nfc_llcp_find_local in net/nfc/llcp_core.c in NFC in the Linux kernel. This flaw allows a local user with special privileges to impact a kernel information leak issu...
How severe is CVE-2023-3863?
CVE-2023-3863 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-3863?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.