CVE-2023-35827 — An issue was discovered in the Linux kernel through 6

An issue was discovered in the Linux kernel through 6.3.8. A use-after-free was found in ravb_remove in drivers/net/ethernet/renesas/ravb_main.c.

01What is this vulnerability?

An issue was discovered in the Linux kernel through 6.3.8. A use-after-free was found in ravb_remove in drivers/net/ethernet/renesas/ravb_main.c.

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

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: 2023-06-18T00:00:00.000Z
• Last modified: 2024-08-02T16:30:45.367Z

09References

• www.spinics.net — https://www.spinics.net/lists/netdev/msg886947.html
• lore.kernel.org — https://lore.kernel.org/lkml/cca0b40b-d6f8-54c7-1e46-83cb62d0a2f1%40huawei.com/T…
• security.netapp.com — https://security.netapp.com/advisory/ntap-20230803-0003/
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html