AlmaLinux 9.2 [TuxCare] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1791741836)

"The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1791741836 advisory. - In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In...

CVE-2022-48862 vhost: fix hung thread due to erroneous iotlb entries

In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can overflow to 0 when start is 0 and last is ULONGMAX. One instance where it can happen is when userspace sends an IOTLB message with...

CVE-2022-48862

The CVE-2022-48862 vulnerability is in the Linux kernel vhost/vhost.c and related vhost/vsock.c handling of IOTLB entries. The root cause is a range-size overflow in vhost_iotlb_add_range_ctx(): when start = 0 and last = ULONG_MAX, an entry with size = 0 is created, and subsequent packet processi...

PT-2022-7474

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a hung thread due to erroneous iotlb entries in the vhost component of the Linux kernel. Specifically, in vhost iotlb add range ctx, the range size can overflow t...