Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by using vmap with VMIOREMAP. An oops can occur when running ‘cat /proc/kcore /dev/null’ on devices that use pstore with the ram backend, because kmapatomic assumes that lowmem pages are accessible via va...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Fixed a crash that occurred when setting the number of CPU cores to an odd number. When the number of CPU cores is adjusted to 7 or other odd numbers, the size of the zones becomes an odd number. The addresses of thes...

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: pstore/ram: Added a check for kstrdup. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...

SUSE CVE-2026-46253

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG records. Currently, the...

CVE-2026-46253

A flaw was found in the Linux kernel's pstore/ram component. This vulnerability, a heap buffer overflow, occurs when the system attempts to save old persistent RAM logs and the buffer size changes, leading to an out-of-bounds write. While the conditions for exploitation are extremely difficult to...

CVE-2026-46253

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG records. Currently, the...

CVE-2026-46253 pstore/ram: fix buffer overflow in persistent_ram_save_old()

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG records. Currently, the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the pstore ram module not properly updating the oldlogsize when it calls the persistentramsaveold...

PT-2026-46016

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A heap buffer overflow out-of-bounds write exists in the persistent ram save old function within the pstore/ram component. The issue occurs when the function is called multiple times for...

Linux Distros Unpatched Vulnerability : CVE-2026-46253

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via...

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

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Check the start of empty przs during initialization. After the commit 30696378f68a “pstore/ram: Do not treat empty buffers as valid”, initialization would assume that the prz was valid after determining that buffersiz...

CVE-2026-43124

A flaw was found in the Linux kernel's pstore ramcore component. A local attacker could exploit a vulnerability where the persistentrambuffermap function incorrectly returns success even when the underlying vmap memory mapping operation fails. This occurs if a non-zero offset is used, leading to...

EUVD-2026-27683

In the Linux kernel, the following vulnerability has been resolved: pstore: ramcore: fix incorrect success return when vmap fails In persistentramvmap, vmap may return NULL on failure. If offset is non-zero, adding offsetinpagestart causes the function to return a non-NULL pointer even though the...

CVE-2026-43124

In the Linux kernel, the following vulnerability has been resolved: pstore: ramcore: fix incorrect success return when vmap fails In persistentramvmap, vmap may return NULL on failure. If offset is non-zero, adding offsetinpagestart causes the function to return a non-NULL pointer even though the...

CVE-2026-43124

In the Linux kernel, the following vulnerability has been resolved: pstore: ramcore: fix incorrect success return when vmap fails In persistentramvmap, vmap may return NULL on failure. If offset is non-zero, adding offsetinpagestart causes the function to return a non-NULL pointer even though the...

CVE-2026-43124 pstore: ram_core: fix incorrect success return when vmap() fails

In the Linux kernel, the following vulnerability has been resolved: pstore: ramcore: fix incorrect success return when vmap fails In persistentramvmap, vmap may return NULL on failure. If offset is non-zero, adding offsetinpagestart causes the function to return a non-NULL pointer even though the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005665)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005665 advisory. In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Check start of empty przs during init After commit 30696378f68a pstore/ram: Do not...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005471)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005471 advisory. In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Check start of empty przs during init After commit 30696378f68a pstore/ram: Do not...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005669)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005669 advisory. In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Check start of empty przs during init After commit 30696378f68a pstore/ram: Do not...

MiracleLinux 9 : kernel-5.14.0-570.58.1.el9_6 (AXSA:2025-11021:85)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11021:85 advisory. kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 kernel: NFS: Fix filehandle bounds checking in nfsfhtodentry...