EPSS
Percentile
10.3%
kernel is vulnerable to denial of service (DoS). The vulnerability exists through the unix_stream_recvmsg function in the Linux kernel when a signal was pending.
unix_stream_recvmsg
access.redhat.com/errata/RHSA-2021:0857
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1908827
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fa0dc04df259ba2df3ce1920e9690c7842f8fa4b
www.oracle.com/security-alerts/cpuoct2021.html