CVE-2018-20836

Description (CNA)

An issue was discovered in the Linux kernel before 4.20. There is a race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c, leading to a use-after-free.

Affected (CNA)

CWE

No CWE identifiers supplied.

References

• https://github.com/torvalds/linux/commit/b90cd6f2b905905fb42671009dc0e27c310a16ae
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b90cd6f2b905905fb42671009dc0e27c310a16ae
• http://www.securityfocus.com/bid/108196
• https://support.f5.com/csp/article/K11225249
• https://security.netapp.com/advisory/ntap-20190719-0003/
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html
• https://usn.ubuntu.com/4076-1/
• https://www.debian.org/security/2019/dsa-4495
• https://seclists.org/bugtraq/2019/Aug/13
• https://seclists.org/bugtraq/2019/Aug/18
• https://www.debian.org/security/2019/dsa-4497
• https://lists.debian.org/debian-lts-announce/2019/08/msg00016.html
• https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html

ADP enrichment