K000161578: Linux kernel vulnerability CVE-2025-38085

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table that may have previously been shared across processes, potentially turning it into a normal page table...

rxrpc: Fix potential UAF after skb_unshare() failure

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SUSE CVE-2026-45998

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

Linux Distros Unpatched Vulnerability : CVE-2026-45998

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: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet du...

CVE-2026-45998

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

CVE-2026-45998

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

CVE-2026-45998 rxrpc: Fix potential UAF after skb_unshare() failure

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

CVE-2026-45998

CVE-2026-45998 affects the Linux kernel RxRPC stack. The vulnerability arises when skb_unshare() fails to unshare a packet during rxrpc_input_packet(); the parent’s skb pointer can be NULL, risking a kernel oops in trace_rxrpc_rx_done(). The fix moves the unsharing logic down to rxrpc_input_call_...

EUVD-2026-32294

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

CVE-2026-45998

rxrpc: Fix potential UAF after skbunshare failure...

PT-2026-43865

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the rxrpc component. If the skb unshare function fails to unshare a packet due to an allocation failure within rxrpc input packet, the skb pointer in...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the possibility of setting the skb pointer to null when rxrpc fails to unshare a skb, potentially leadi...

UBUNTU-CVE-2026-45998

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential UAF after skbunshare failure If skbunshare fails to unshare a packet due to allocation failure in rxrpcinputpacket, the skb pointer in the parent rxrpciothread will be NULL'd out. This will likely cause the...

SUSE SLES15 Security Update : kernel (SUSE-SU-2026:1959-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1959-1 advisory. The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-5451...

SUSE CVE-2026-43472

In the Linux kernel, the following vulnerability has been resolved: unshare: fix unsharefs handling There's an unpleasant corner case in unshare2, when we have a CLONENEWNS in flags and current-fs hadn't been shared at all; in that case copymntns gets passed current-fs instead of a private copy,...

CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

VulnCheck KEV: CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

Unbreakable Enterprise kernel security update

6.12.0-202.76.4.1 - rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present Hyunwoo Kim Orabug: 39344513 CVE-2026-43500 - rxrpc: Fix conn-level packet handling to unshare RESPONSE packets David Howells Orabug: 39344513 - rxrpc: only handle RESPONSE during service challenge Wang Jie...

CVE-2026-43472

A flaw was found in the Linux kernel's unshare system call. A local user, when attempting to create new namespaces with specific flags, could encounter a scenario where the process's current working directory and root directory pointers become detached. This occurs if the cgroup namespace creatio...