CVE-2026-46260

CVE-2026-46260 : Linux kernel IPv6 routing path vulnerability in fib6_add_rt2node() that can cause a slab-out-of-bounds read when an IPv6 route is created with RTA_NH_ID. The issue arose because struct fib6_info could be followed by a trailing fib6_nh, leading to an OOB access if iter->fib6_nh...

SUSE 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

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...

Linux kernel 安全漏洞

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 issues with seg6 and rpl lwtunnels when handling NOREF dst; these vulnerabilities allow concurren...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: fib6rules: avoided possible NULL dereferencing in fib6ruleaction syzbot is capable of triggering a crash 1, caused by the unsafe use of ip6dstidev. Indeed, ip6dstidev can return NULL, and it must always be checked.1 Oops...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: The memleak in nhcpcpurthoutput in fibchecknhv6gw has been fixed. fibchecknhv6gw expects that fib6nhinit will clean up everything when it fails. Commit 7dd73168e273 “ipv6: Always allocate pcpu memory in a fib6nh” moved...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021618)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021618 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv4: prevent potential spectre v1 gadget in fibmetricsmatch if !type continue; if type RTAXMAX...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerabilities have been resolved: ipv4: Handled attempts to delete multipath routes when fibinfo contains a reference to nh. Gwangun Jung reported a buffer overflow vulnerability in fibnhmatch: fibnhmatch+0xf98/0x1130, linux-6.0-rc7/net/ipv4/fibsemantics.c:961...

Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible infinite loop in fib6infousesdev fib6infousesdev seems to rely on RCU without an explicit protection. Like the prior fix in rt6nlmsgsize, we need to make sure fib6delroute or fib6addrt2node have not removed the...

Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix reference count leak when using error routes with nexthop objects When a nexthop object is deleted, it is marked as dead and then fibtableflush is called to flush all the routes that are using the dead nexthop. The...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ipv4: check for NULL idev in iprouteusehint syzbot was able to trigger a NULL deref in fibvalidatesource in an old tree 1. It appears the bug exists in latest trees. All calls to indevgetrcu must be checked for a NULL result. 1...

Astra Linux - уязвимость в linux-5.15, linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: ipv4: prevent potential spectre v1 gadget in fibmetricsmatch if !type continue; if type RTAXMAX return false; ... fival = fi-fibmetrics-metricstype - 1; @type being used as an array index, we need to prevent cpu speculation or ri...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed a mismatch in the number of ECMP siblings when clearing RTFADDRCONF. The syzbot reported a kernel bug in fib6addrt2node, when adding an IPv6 route. 0 The commit f72514b3c569 "ipv6: Clear RA flags when adding a static...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006775)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006775 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix infinite recursion in fib6dumpdone. syzkaller reported infinite recursive calls of...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006668)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006668 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctlfibmultipathuseneigh. While reading sysctlfibmultipathuseneigh...

SUSE CVE-2026-23316

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix ARM64 alignment fault in multipath hash seed struct sysctlfibmultipathhashseed contains two u32 fields userseed and mpseed, making it an 8-byte structure with a 4-byte alignment requirement. In...

CVE-2026-23300

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

UBUNTU-CVE-2026-23316

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix ARM64 alignment fault in multipath hash seed struct sysctlfibmultipathhashseed contains two u32 fields userseed and mpseed, making it an 8-byte structure with a 4-byte alignment requirement. In...

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...

CLSA-2026-1769610819 kernel: Fix of 39 CVEs

Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times CVE-2022-50419 - firewire: net: fix use after free in fwnetfinishincomingpacket CVE-2023-53432 - wifi: brcmfmac: fix use-after-free bug in brcmfnetdevstartxmit CVE-2022-50408 - wifi: brcmfmac: slab-out-of-bounds read in...