virt:ol and virt-devel:ol security and bug fix update

hivex libguestfs 1.44.0-9.0.1 - Replace upstream references from description tag - Config supermin to use host yum.conf in ol8 Orabug: 29319324 - Set DISTROORACLELINUX correspeonding to ol 1:1.44.0-9 - Fix CVE-2022-2211 Denial of Service in --key parameter resolves: rhbz2101280 1:1.44.0-8 -...

virt:ol and virt-devel:ol security and bug fix update

hivex libguestfs libguestfs-winsupport 8.8-2 - Rebase to ntfs-3g 2022.10.3 - Fixes: CVE-2022-40284 - resolves: rhbz2236373 libiscsi libnbd libtpms libvirt libvirt-dbus libvirt-python nbdkit netcf perl-Sys-Virt qemu-kvm 6.2.0-33 - CVE-2023-3354 QEMU: VNC: improper I/O watch removal in TLS handshak...

go-toolset:ol8 security and bug fix update

go-toolset 1.11.13-1 - Bump version to 1.11.13 - Related: rhbz1743204 - Related: rhbz1743206 golang 1.11.13-2 - Improve error message when using non-FIPS API in FIPS mode. - Fixes CVE-2019-9512. - Fixes CVE-2019-9514. - Resolves: rhbz1745711 - Resolves: rhbz1745705 1.11.6-3 - Updates to be less...

virt:ol and virt-devel:ol security and bug fix update

libvirt 8.0.0-10.1.0.1 - Set SOURCEDATEEPOCH from changelog Orabug: 32019554 - Add runtime deps for pkg librbd1 = 1:10.2.5 Keshav Sharma 8.0.0-10.1.el8 - qemuprocess: Don't require a hugetlbfs mount for memfd rhbz2132176 - qemunamespace: Tolerate missing ACLs when creating a path in namespace...

RLSA-2026:2282 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation CVE-2025-38415 kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it...

openSUSE 16 Security Update : htmldoc (openSUSE-SU-2026:20219-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20219-1 advisory. Changes in htmldoc: - CVE-2024-46478: Fixed buffer overflow when handling tabs through the parsepre function bsc1232380. - version update to...

RockyLinux 8 : kernel (RLSA-2026:2264)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:2264 advisory. kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps CVE-2025-40170...

Security update for go1.24 (critical)

openSUSE security update: security update for go1.24 ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20220-1 Rating: critical References: bsc1236217 bsc1256818 bsc1256820 bsc1257692 Cross-References: CVE-2025-61732 CVE-2025-68119 CVE-2025-68121 CVSS...

CVE-2026-21870

BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. In 1.4.2, 1.5.0.rc2, and earlier, an off-by-one stack-based buffer overflow in the ubasic interpreter causes a crash SIGABRT when processing string literals longer...

AZL-77712 CVE-2026-23208 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Prevent excessive number of frames In this case, the user constructed the parameters with maxpacksize 40 for rate 22050 / pps 1000, and packsize0 22 packsize1 23. The buffer size for each data URB is maxpacksize...

UBUNTU-CVE-2026-23195

In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: avoid pool UAF An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

UBUNTU-CVE-2026-23192

In the Linux kernel, the following vulnerability has been resolved: linkwatch: use devput in callers to prevent UAF After linkwatchdodev calls devput to release the linkwatch reference, the device refcount may drop to 1. At this point, netdevruntodo can proceed since linkwatchsyncdev sees an empt...

CVE-2026-23200

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix ECMP sibling count mismatch when clearing RTFADDRCONF syzbot reported a kernel BUG in fib6addrt2node when adding an IPv6 route. 0 Commit f72514b3c569 "ipv6: clear RA flags when adding a static route" introduced logic to...

CVE-2026-23206 dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZEROSIZEPTR dereference when numifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc with ethsw-swattr.numifs as the element count. When the device reports zero interfaces...

CVE-2026-23204 net/sched: cls_u32: use skb_header_pointer_careful()

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: use skbheaderpointercareful skbheaderpointer does not fully validate negative @offset values. Use skbheaderpointercareful instead. GangMin Kim provided a report and a repro fooling u32classify: BUG: KASAN:...

CVE-2026-23204

CVE-2026-23204 affects the Linux kernel net/sched cls_u32. The root cause is that skb_header_pointer() does not fully validate negative @offset values, enabling a slab-out-of-bounds condition in u32_classify() (reported as BUG: KASAN). The fix replaces skb_header_pointer() with skb_header_pointer...

EUVD-2026-5851

In the Linux kernel, the following vulnerability has been resolved: linkwatch: use devput in callers to prevent UAF After linkwatchdodev calls devput to release the linkwatch reference, the device refcount may drop to 1. At this point, netdevruntodo can proceed since linkwatchsyncdev sees an empt...

CVE-2026-23192

Summary (CVE-2026-23192) : This is a use-after-free in the Linux kernel’s linkwatch subsystem. When a network device is deleted while linkwatch events are pending, the device reference may be freed prematurely (in linkwatch_do_dev), allowing __linkwatch_run_queue to access a freed device. The fix...

EUVD-2026-5865

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: handle changing device dma map requirements The initial state of dmaneedsunmap may be false, but change to true while mapping the data iterator. Enabling swiotlb is one such case that can change the result. The nvme...

CVE-2026-23173

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, delete flows only for existing peers When deleting TC steering flows, iterate only over actual devcom peers instead of assuming all possible ports exist. This avoids touching non-existent peers and ensures cleanup ...