CVE-2026-80890

In the Linux kernel, the following vulnerability has been resolved: sctp: reject stale cookies with mismatched verification tags sctpunpackcookie skips cookie expiration checks whenever an association already exists. This is broader than the exception in RFC 9260 Section 5.2.4. For an existing...

CVE-2026-80899

In the Linux kernel, the following vulnerability has been resolved: erofs: remove fscache backend entirely EROFS over fscache was introduced to provide image lazy pulling functionality. After the feature landed, the fscache subsystem made netfs a new hard dependency, which is unexpected for a loc...

CVE-2026-80867

In the Linux kernel, the following vulnerability has been resolved: alpha/PCI: Add securitylockeddown check to pcimmapresource Currently, Alpha's pcimmapresource does not check securitylockeddownLOCKDOWNPCIACCESS before allowing userspace to mmap PCI BARs. The generic version has had this check...

CVE-2026-80807

In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject invalid block index in GC ioctl Syzbot reported list corruption caused by a double listaddtail call on bh-bassocbuffers within nilfslookupdirtydatabuffers. Analysis revealed that the root cause was the insertion of...

CVE-2026-80776

In the Linux kernel, the following vulnerability has been resolved: futex: Fix race in futexpivotpending during private hash resize A task performing a custom private hash resize can remain blocked in uninterruptible sleep indefinitely. The hung-task detector reports: INFO: task futex-resizer:314...

CVE-2026-80818

In the Linux kernel, the following vulnerability has been resolved: iommu/tegra241-cmdqv: Fix CMDSYNC use-after-free on teardown armsmmuimplremove is registered as a devres action in armsmmuimplprobe, before armsmmuinitqueues allocates smmu-cmdq.q.base. On a devres unwind, whether a failed probe ...

CVE-2026-80843

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix xfrmstateconstruct auth-trunc leak attachauthtrunc can allocate x-aalg while leaving x-props.aalgo at zero when the selected auth algorithm has no sadbalgid. One real case is cmacaes. xfrmstateconstruct then treats...

CVE-2026-80797

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libevent (UTSA-2026-106173)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-106173 advisory. Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has a heap out-of- bounds write in buffereventsock.c when...

Linux net/unix/af_unix.c BPF Iteration DoS

The vulnerability of the bpfiterunixseqshow function in the net/unix/afunix.c module of the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility ...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the bpfiterunixseqshow function in the net/unix/afunix.c module, which is part of the Linux kernel’s networking functions, is related to the occurrence of mutual locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

unix_ioctl() Function DoS

The vulnerability of the unixioctl function in the net/unix/afunix.c module, which implements networking functions in the Linux operating system, is related to incorrect checking of the specified data type for input parameters. Exploiting this vulnerability could allow an attacker to cause a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: afunix: Set gcinprogress to true in unixgc. Igor Ushakov reported that unixgc could run with gcinprogress being false if the work is scheduled while it is running: Thread 1 Thread 2 Thread 3 -------- -------- --------...

CVE-2026-80741

In the Linux kernel, the following vulnerability has been resolved: drm/log: Fix out-of-bounds read on empty message length drmlogdrawkmsgrecord accesses slen - 1 to strip the trailing newline, but len is unsigned int. If len is 0, the subtraction wraps to UINTMAX, causing an out-of-bounds read...

net/unix/af_unix Heap Buffer Overflow DoS

The vulnerability of the unixstreamconnect function in the net/unix/afunix.c module, which is part of the Linux kernel’s networking functions, involves the failure to release resources after their useful period has ended. Exploiting this vulnerability could allow an attacker to cause service...

kernel: af_unix: Set gc_in_progress to true in unix_gc()

A flaw was found in the Linux kernel's afunix component. A race condition exists within the unixgc garbage collection function where the gcinprogress flag may not be correctly set. This could lead to unixpeekfpl misinterpreting garbage collection status when handling MSGPEEK operations, potential...

RHEL 10 : kernel (RHSA-2026:62609)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:62609 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fanotify: fix false positive...

postgresql: PostgreSQL: Denial of Service via uncontrolled recursion in SSL/GSS negotiation

A flaw was found in PostgreSQL. Uncontrolled recursion during SSL Secure Sockets Layer and GSS Generic Security Service negotiation allows an attacker to achieve a sustained denial of service. This can be exploited by an attacker with access to a PostgreSQL AFUNIX socket. If SSL and GSS are both...

postgresql: PostgreSQL: Denial of Service via uncontrolled recursion in SSL/GSS negotiation

A flaw was found in PostgreSQL. Uncontrolled recursion during SSL Secure Sockets Layer and GSS Generic Security Service negotiation allows an attacker to achieve a sustained denial of service. This can be exploited by an attacker with access to a PostgreSQL AFUNIX socket. If SSL and GSS are both...

TencentOS Server 4: libevent (TSSA-2026:0884)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0884 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...