Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: golang1.27: golang1.27-1.27.1-0.1.hum1 aarch64, x8664 golang1.27-bin-1.27.1-0.1.hum1 aarch64, x8664 golang1.27-docs-1.27.1-0.1.hum1 noarch golang1.27-misc-1.27.1-0.1.hum1 noarch...

cmd/go: golang: Go 'go bug' command: Arbitrary file overwrite via symlink attack

A flaw was found in the 'go bug' command within the Go programming language tools. This command writes to temporary files with predictable names. A local attacker with access to the system's temporary directory could exploit this by creating a symbolic link symlink with one of these predictable...

PT-2026-96534

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate lengths in dlm mig lockres handler A node receiving a DLM MIG LOCKRES message trusts several fields of the peer-supplied dlm migratable lockres without validation. num locks and lockname len are bounded only on th...

PT-2026-90362

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Ceph component of the Linux kernel where an inode reference is leaked during a writeback abort during unmount. The ceph dirty folio function creates a wrbuffer cla...

PT-2026-96459

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix BUG ON in nfsd4 alloc layout stateid on racing delegation revoke nfsd4 alloc layout stateid reads fp-fi deleg file without holding fi lock when the parent stateid is a delegation. A concurrent delegation revoke via the...

PT-2026-90471

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the migrate device pages function where the folio mapping is read before calling folio free swap. If folio free swap succeeds, the folio is removed from the swap cache...

PT-2026-96445

In the Linux kernel, the following vulnerability has been resolved: mm/migrate device: clear stale mapping after freeing swapcache migrate device pages reads the folio mapping before calling folio free swap. When folio free swap succeeds, the folio is removed from the swap cache, but the saved...

PT-2026-90050

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. A logic flaw in GetSimple CMS v3.4.0a and below and GetSimpleCMS-CE v3.3.22 and below allows unauthenticated attackers to create a new administrator account. The application features an...

PT-2026-90297

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A per-CPU address resolution flaw exists in the x86 BPF JIT compiler. The issue occurs when the destination of a per-CPU address MOV is an extended register R5 through R9. Due to an...

PT-2026-90470

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the page walk mechanism where the walk-action variable can remain erroneously set to ACTION AGAIN when escaping the walk pmd range function. This occurs if -pmd entry...

CVE-2026-81015: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/pmc: Fix LPS0 and debugfs leaks when STB init fails amdpmcprobe registers the LPS0 s2idle handler with acpiregisterlps0dev and creates the driver's debugfs directory before calling amdstbs2dinit, which is the las...

CVE-2026-89755: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/migratedevice: clear stale mapping after freeing swapcache migratedevicepages reads the folio mapping before calling foliofreeswap. When foliofreeswap succeeds, the folio is removed from the swap cache, but the saved mapping...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107320)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107320 advisory. In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 hwpoison,...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107274)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107274 advisory. In the Linux kernel, the following vulnerability has been resolved: 9p/net: fix improper handling of bogus negative read/write replies In p9clientwrite and...

Xen: Improper Handling of HVM Emulation Return Codes (XSA-510)

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107306)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107306 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: config: fix iteration issue in 'usbgetbosdescriptor' The BOS descriptor defines a root...

PT-2026-90145

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the amd pmc probe function where the LPS0 s2idle handler is registered via acpi register lps0 dev and a debugfs directory is created before calling amd stb s2d init. I...

Important: Red Hat Security Advisory: Red Hat Quay 3.12.22

Red Hat Quay 3.12.22 is now available with bug fixes. Quay 3.12.22...

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: tar: tar-1.35-10.hum1 aarch64, x8664 tar-1.35-10.hum1.src src...

OSEC-2026-20 Cstruct indexing bugs can corrupt filtered output and reverse parsing results

Several functions in cstruct may use wrong data, leading to unexpected exceptions and return corrupted data. Impact - Cstruct.filtermap writes retained bytes at their original input positions, producing corrupted output when earlier bytes are dropped. - Cstruct.tail rev:true removes two bytes...