Use After Free in Linux Kernel
CVE-2023-25012
The Linux kernel through 6.1.9 has a Use-After-Free in bigben_remove in drivers/hid/hid-bigbenff.c via a crafted USB device because the LED controllers remain registered for too long.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
References
- seclists.org/oss-sec/2023/q1/53 (Exploit, Mailing List, Third Party Advisory)
- lore.kernel.org/all/20230125-hid-unregister-leds-v1-1-9a5192dcef16@diag.uniroma…
- www.openwall.com/lists/oss-security/2023/02/02/1 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/05/msg00005.html (mailing-list)
- www.openwall.com/lists/oss-security/2023/11/05/1 (mailing-list)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/
- bugzilla.suse.com/show_bug.cgi
Frequently asked questions
- What is CVE-2023-25012?
- CVE-2023-25012 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 4.6/10. Published 2023-02-02.
- How severe is CVE-2023-25012?
- Medium severity. CVSS v3 base score is 4.6 out of 10.