CVE-2026-89488

CVE-2026-89488 is a slab-use-after-free in the Linux kernel's Open vSwitch (OVS) connection-tracking (CT) limit handling. Packet processing reads CT limit state under RCU , while network-namespace teardown frees it under ovs_mutex without a grace period, leaving a dangling pointer that packet pro...

SUSE-SU-2026:22436-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68822: Input: alps - fix use-after-free bugs caused by...

EUVD-2026-25647

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: flowlabel: defer exclusive option free until RCU teardown ip6flseqshow walks the global flowlabel hash under the seq-file RCU read-side lock and prints fl-opt-optnflen when an option block is present. Exclusive...

CVE-2026-31680

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: flowlabel: defer exclusive option free until RCU teardown ip6flseqshow walks the global flowlabel hash under the seq-file RCU read-side lock and prints fl-opt-optnflen when an option block is present. Exclusive...

CVE-2026-31680 net: ipv6: flowlabel: defer exclusive option free until RCU teardown

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: flowlabel: defer exclusive option free until RCU teardown ip6flseqshow walks the global flowlabel hash under the seq-file RCU read-side lock and prints fl-opt-optnflen when an option block is present. Exclusive...

PT-2026-35140

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the IPv6 flowlabel implementation. The function ip6fl seq show iterates through the global flowlabel hash under a seq-file RCU read-side lock and accesse...