In the Linux kernel before 5.2.10, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver, aka CID-c52873e5a1ef.
Fix
Patch, vendor advisory and mitigation references on NVD 4
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10 Issue Tracking, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625 Patch, Vendor Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10 Issue Tracking, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625 Patch, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 4.6 · linux, debian, opensuseNVD modified 2026-10-08 21:17
Affected (CPE criteria) 3
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
References 12
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/12/03/4 Mailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10 Issue Tracking, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625 Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/12/03/4 Mailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10 Issue Tracking, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625 Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List, Third Party Advisory