CVE-2026-97996 virtio: fix use-after-free in unregister_virtio_device()

In the Linux kernel, the following vulnerability has been resolved: virtio: fix use-after-free in unregistervirtiodevice deviceunregister is devicedel plus putdevice. When the caller holds no extra reference, that drops the last one and runs the release callback, which for several transports free...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: um: net: Do not use drvdata in release. The drvdata is not available in the release version. We should use containerof to obtain the umlnet instance. Otherwise, removing a network device will result in a crash: RIP:...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: um: vector: Fixed a memory leak in vectorconfig. If the return value of the umlparsevectorifspec function is NULL, we should call kfreeparams to prevent the memory leak...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053329)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053329 advisory. In the Linux kernel, the following vulnerability has been resolved: um: Add winch to winchhandlers before registering winch IRQ Registering a winch IRQ is racy, an...

USN-8566-1 linux, linux-gcp, linux-gke, linux-realtime vulnerabilities

It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use this issue to corrupt instructions executed at a higher privilege level, resulting in privilege escalation. CVE-2025-54518 Several security issues...

CVE-2026-46193 xfrm: ah: account for ESN high bits in async callbacks

In the Linux kernel, the following vulnerability has been resolved: xfrm: ah: account for ESN high bits in async callbacks AH allocates its temporary auth/ICV layout differently when ESN is enabled: the async ahash setup appends a 4-byte seqhi slot before the ICV or authdata area, but the async...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: um: initcputasks earlier. This issue is currently addressed in umlfinishsetup. However, for example, when KCOV is enabled, this can still cause crashes, as some initialization code may call functions like memparse, which have...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: um: workaround for the issue where schedyield does not yield control in time-travel mode. schedyield executed by the user space may not actually cause scheduling in time-travel mode, as no time has passed. In the observed case, i...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013799)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013799 advisory. In the Linux kernel, the following vulnerability has been resolved: um: vector: Fix memory leak in vectorconfig If the return value of the umlparsevectorifspec...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013031)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013031 advisory. In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011066)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011066 advisory. In the Linux kernel, the following vulnerability has been resolved: um: vector: Fix memory leak in vectorconfig If the return value of the umlparsevectorifspec...

USN-8177-1 linux, linux-realtime vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006740)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006740 advisory. In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in...

The vulnerability of the virtio_uml_probe() function in the arch/um/drivers/virtio_uml.c file of 1 Linux kernel cores allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the virtioumlprobe function in the arch/um/drivers/virtiouml.c file of 1 Linux kernel is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and accessibility of...

USN-8033-5: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

SUSE CVE-2025-71115

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

CVE-2025-71115

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

CVE-2025-71115

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

CVE-2025-71115

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

CVE-2025-71115

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...