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

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fixed the BUGON in mmapPROTWRITE, MAPPRIVATE. A lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flags, causing a kernel panic due to BUGON i...

PT-2026-82198

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/shmem helper component where the -huge fault handler fails to verify if a PMD Page Middle Directory huge page mapping exceeds the boundaries of the VMA Virtual...

CVE-2023-53084

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove another errant put in error path drmgemshmemmmap doesn't own reference in error code path, resulting in the dma-buf shmem GEM object getting prematurely freed leading to a later use-after-free...

CVE-2023-53084: Use After Free

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove another errant put in error path drmgemshmemmmap doesn't own reference in error code path, resulting in the dma-buf shmem GEM object getting prematurely freed leading to a later use-after-free...

The vulnerability of the drm/shmem-helpper components in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the drmgemshmemmmap function in the drm/shmem-helpful components of the Linux operating system is related to memory corruption. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the drm/shmem-helpper components in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the drm/shmem-helpper component in the Linux operating system’s kernel is related to a memory reallocation error in the drmgemshmemmmap function. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

DEBIAN-CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

UBUNTU-CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48981 drm/shmem-helper: Remove errant put in error path

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48981 drm/shmem-helper: Remove errant put in error path

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

CVE-2022-48981: Use After Free

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drmgemshmemmmap doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free...

DEBIAN-CVE-2024-39497

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...

CVE-2024-39497

CVE-2024-39497: In the Linux kernel, drm/shmem-helper fix for a BUG_ON() triggered by mmap(PROT_WRITE, MAP_PRIVATE) in drm_gem_shmem_mmap. The issue arose from a missing check for copy-on-write (COW) mappings, which could lead to a kernel panic at vmf_insert_pfn_prot when a VMA has VM_PFNMAP and ...

CVE-2024-39497

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...

CVE-2024-39497 drm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a lack of checking of copy-on-write COW mappings when processing writes by the drm/shmem-helper component,...

CVE-2024-39497: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUGON on mmapPROTWRITE, MAPPRIVATE Lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flag causing a kernel panic due to BUGON in...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ext4: block range must be validated before use in ext4mbclearbb CVE-2022-50021 In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible uaf for 'bfqq-bic' CVE-2022-50488 In the...