SUSE CVE-2025-39703

In the Linux kernel, the following vulnerability has been resolved: net, hsr: reject HSR frame if skb can't hold tag Receiving HSR frame with insufficient space to hold HSR tag in the skb can result in a crash kernel BUG: 45.390915 skbuff: skbunderpanic: text:ffffffff86f32cac len:26 put:14...

SUSE CVE-2026-43501

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

Linux Distros Unpatched Vulnerability : CVE-2026-43501

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into...

CVE-2026-43501

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

CVE-2026-43501

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

UBUNTU-CVE-2026-43501

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

CVE-2026-43501

CVE-2026-43501 - Linux kernel IPv6 SRH headroom bug : The issue occurs in ipv6_rpl_srh_rcv() when decompressing and recompressing RFC 6554 Source Routing Headers, where the recompressed IPv6 header can grow beyond the received header. The root cause is an unsafe headroom handling in pskb_expand_h...

CVE-2026-43501 ipv6: rpl: reserve mac_len headroom when recompressed SRH grows

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

EUVD-2026-31276

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

CVE-2026-43501

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve maclen headroom when recompressed SRH grows ipv6rplsrhrcv decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6hdr-daddr, recompresses, then pulls the old header and pushes the new on...

PT-2026-42457

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ipv6 rpl srh rcv function during the decompression and recompression of RFC 6554 Source Routing Headers. When the recompressed header is larger than the received...

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

In the Linux kernel, the following vulnerability has been resolved: ipv6: A BUG in ppskbexpandhead as part of calipsoskbuffsetattr. There exists a kernel oop caused by a BUGONnhead INTMAX parameter i.e., intskbheadroomskb + lendelta skbheadroomskb is intended to ensure that delta = headroom -...

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

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: don't assume adequate headroom for SDIO headers mt7921usbsdiotxprepareskb calls mt7921usbsdiowritetxwi and mt7921skbaddusbsdiohdr, both of which blindly assume that adequate headroom will be available in the passed...

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

In the Linux kernel, the following vulnerability has been resolved: net/ip6tunnel: Prevents perpetual tunnel growth. Similar to the ipv4tunnel, the ipv6 version also updates dev-neededheadroom. While the growth of tunnel headroom adjustment in the commit 5ae1e9922bbd “net: iptunnel”: prevents...

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

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, hsr: rejecting HSR frames if skb cannot hold the tag. Receiving an HSR frame with insufficient space to hold the HSR tag in the skb can result in a crash kernel bug. 45.390915 skbuff: skbunderpanic:...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021600)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021600 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix missing skbuff release in seg6inputcore The seg6input function is responsible for...

SUSE CVE-2026-43092

In the Linux kernel, the following vulnerability has been resolved: xsk: validate MTU against usable frame size on bind AFXDP bind currently accepts zero-copy pool configurations without verifying that the device MTU fits into the usable frame space provided by the UMEM chunk. This becomes a...

SUSE CVE-2026-43093

In the Linux kernel, the following vulnerability has been resolved: xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdpumemreg could leave us with insufficient space dedicated to even receive minimum-sized ethernet frame. Furthermore ...

CVE-2026-43093

A flaw was found in the Linux kernel's xsk AFXDP subsystem due to insufficient validation of the User Memory UMEM headroom. This vulnerability could lead to memory corruption, specifically the skbsharedinfo data structure, if multi-buffer is enabled. Such corruption could result in system...

EUVD-2026-27597

In the Linux kernel, the following vulnerability has been resolved: xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdpumemreg could leave us with insufficient space dedicated to even receive minimum-sized ethernet frame. Furthermore ...