CVE-2023-25012 — The Linux kernel through 6
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.
Published
2023-02-01T00:00:00.000Z
Last modified
2025-05-05T16:05:05.248Z
01What is this vulnerability?
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.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-02-01T00:00:00.000Z
- Last modified: 2025-05-05T16:05:05.248Z
09References
- seclists.org — https://seclists.org/oss-sec/2023/q1/53
- lore.kernel.org — https://lore.kernel.org/all/20230125-hid-unregister-leds-v1-1-9a5192dcef16%40dia…
- www.openwall.com — http://www.openwall.com/lists/oss-security/2023/02/02/1
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- www.openwall.com — http://www.openwall.com/lists/oss-security/2023/11/05/1
- git.kernel.org — https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=76ca8…
- git.kernel.org — https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=27d2a…
- git.kernel.org — https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9fefb…
- bugzilla.suse.com — https://bugzilla.suse.com/show_bug.cgi?id=1207560
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