UBUNTU-CVE-2026-45917

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. As the FIB can be notified for the closed device after our handler...

UBUNTU-CVE-2026-46099

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6inputcore and rplinput call ip6routeinput which sets a NOREF dst on the skb, then pass it to dstcachesetip6 invoking dsthold unconditionally. On PREEMPTRT, ksoftirqd is...

CVE-2026-46099 net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6inputcore and rplinput call ip6routeinput which sets a NOREF dst on the skb, then pass it to dstcachesetip6 invoking dsthold unconditionally. On PREEMPTRT, ksoftirqd is...

CVE-2026-45917 ipvs: do not keep dest_dst if dev is going down

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. As the FIB can be notified for the closed device after our handler...

CVE-2026-45917 ipvs: do not keep dest_dst if dev is going down

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. As the FIB can be notified for the closed device after our handler...

PT-2026-43784

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists between the netdev notifier ip vs dst event and the code responsible for caching the destination dst when a device is going down. Because the Forwarding Informati...

Linux Distros Unpatched Vulnerability : CVE-2026-45917

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. ...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition between the dst cache and network devices when they are disabled in IPVS,...

SUSE-SU-2026:21503-1 Security update for the Linux Kernel (Live Patch 12 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-35.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before deleting ...

Linux Distros Unpatched Vulnerability : CVE-2026-31668

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a...

seg6: separate dst_cache for input and output paths in seg6 lwtunnel

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SUSE CVE-2026-31668

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

CVE-2026-31668

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

DEBIAN-CVE-2026-31668

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

CVE-2026-31668 seg6: separate dst_cache for input and output paths in seg6 lwtunnel

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

CVE-2026-31668

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

CVE-2026-31668

The CVE-2026-31668 issue affects the Linux kernel’s seg6 lwtunnel, where a single dst_cache was shared between input and output paths. This allowed the post-encap SID lookup to be performed in different routing contexts, with the second path potentially reusing the first path’s cached data and by...

CVE-2026-31668

In the Linux kernel, the following vulnerability has been resolved: seg6: separate dstcache for input and output paths in seg6 lwtunnel The seg6 lwtunnel uses a single dstcache per encap route, shared between seg6inputcore and seg6outputcore. These two paths can perform the post-encap SID lookup ...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of dstcache in the seg6 lwtunnel mechanism. This cache shares input and output paths,...

Unbreakable Enterprise kernel security update

6.12.0-200.74.27.2 - ipv6: use RCU in ip6xmit Eric Dumazet Orabug: 39186444 CVE-2025-40135 - netfilter: nftables: fix use-after-free in nftablesaddchain Inseo An Orabug: 39181102 CVE-2026-23231 - dst: fix races in rt6uncachedlistdel and rtdeluncachedlist Eric Dumazet Orabug: 39181101 CVE-2026-230...