Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Fixed potential deadlocks caused by newly created symlinks. Syzbot reported that the pagesymlink function, called by nilfssymlink, triggers memory reclamation involving the filesystem layer. This can lead to circular lock...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm: Use memallocnofssave in pagecacheraorder See commit f2c817bed58d “mm: Use memallocnofssave in readahead path”. Ensure that pagecacheraorder does not attempt to reclaim file-backed pages too often, as this can lead to a...

CVE-2025-21691

In the Linux kernel, the following vulnerability has been resolved: cachestat: fix page cache statistics permission checking When the 'cachestat' system call was added in commit cf264e1329fb "cachestat: implement cachestat syscall", it was meant to be a much more convenient and performant version...

CVE-2025-21691 cachestat: fix page cache statistics permission checking

In the Linux kernel, the following vulnerability has been resolved: cachestat: fix page cache statistics permission checking When the 'cachestat' system call was added in commit cf264e1329fb "cachestat: implement cachestat syscall", it was meant to be a much more convenient and performant version...

CVE-2025-21691

The CVE-2025-21691 entry concerns the Linux kernel cachestat syscall. The issue arose because the cachestat() addition did not include the writability/ownership permission check that mincore() had, allowing potential misuse when reading page cache stats. The connected advisories confirm a code-le...

Linux kernel 安全漏洞

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 Linux kernel, which stems from a lack of proper checking of page cache statistics permissions by the cachestat system call, which could lead ...

CVE-2024-27968

Cross-Site Request Forgery CSRF vulnerability in Optimole Super Page Cache for Cloudflare allows Stored XSS.This issue affects Super Page Cache for Cloudflare: from n/a through 4.7.5...

Security Bulletin: IBM TXSeries for Multiplatforms is vulnerable to web page cache containing sensitive information (CVE-2024-41739).

Summary Web pages that are shipped as part of IBM TXSeries for Multiplatforms are vulnerable to sensitive information being read by other users on the system due to the web browser cache being stored locally. An update to IBM TXSeries for Multiplatforms has been released to address this...

SUSE CVE-2024-57943

In the Linux kernel, the following vulnerability has been resolved: exfat: fix the new buffer was not zeroed before writing Before writing, if a bufferhead marked as new, its data must be zeroed, otherwise uninitialized data in the page cache will be written. So this commit uses foliozeronewbuffe...

UBUNTU-CVE-2024-57943

In the Linux kernel, the following vulnerability has been resolved: exfat: fix the new buffer was not zeroed before writing Before writing, if a bufferhead marked as new, its data must be zeroed, otherwise uninitialized data in the page cache will be written. So this commit uses foliozeronewbuffe...

CVE-2024-57943 exfat: fix the new buffer was not zeroed before writing

In the Linux kernel, the following vulnerability has been resolved: exfat: fix the new buffer was not zeroed before writing Before writing, if a bufferhead marked as new, its data must be zeroed, otherwise uninitialized data in the page cache will be written. So this commit uses foliozeronewbuffe...

SUSE CVE-2024-57839

In the Linux kernel, the following vulnerability has been resolved: Revert "readahead: properly shorten readahead when falling back to dopagecachera" This reverts commit 7c877586da3178974a8a94577b6045a48377ff25. Anders and Philippe have reported that recent kernels occasionally hang when used wit...

DEBIAN-CVE-2024-57839

In the Linux kernel, the following vulnerability has been resolved: Revert "readahead: properly shorten readahead when falling back to dopagecachera" This reverts commit 7c877586da3178974a8a94577b6045a48377ff25. Anders and Philippe have reported that recent kernels occasionally hang when used wit...

UBUNTU-CVE-2024-57839

In the Linux kernel, the following vulnerability has been resolved: Revert "readahead: properly shorten readahead when falling back to dopagecachera" This reverts commit 7c877586da3178974a8a94577b6045a48377ff25. Anders and Philippe have reported that recent kernels occasionally hang when used wit...

CVE-2024-57839

In the Linux kernel, the following vulnerability has been resolved: Revert "readahead: properly shorten readahead when falling back to dopagecachera" This reverts commit 7c877586da3178974a8a94577b6045a48377ff25. Anders and Philippe have reported that recent kernels occasionally hang when used wit...

CVE-2024-57839 Revert "readahead: properly shorten readahead when falling back to do_page_cache_ra()"

In the Linux kernel, the following vulnerability has been resolved: Revert "readahead: properly shorten readahead when falling back to dopagecachera" This reverts commit 7c877586da3178974a8a94577b6045a48377ff25. Anders and Philippe have reported that recent kernels occasionally hang when used wit...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Confidential Computing kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52778: mptcp: deal with large GSO size bsc1224948. CVE-2023-52920: bpf: support non-r10 register spill/fill to/from stack in precision...

PT-2025-3668 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue concerns the exfat component of the Linux kernel, where a new buffer was not zeroed before writing. This could lead to uninitialized data in the page cache being written. The...

kernel: mm/shmem: disable PMD-sized page cache if needed

A denial of service vulnerability was found in the Linux Kernel. In architectures such as ARM64 where the base page size is 64KB, a 512MB page cache could lead to a software crash...

kernel: mm/filemap: skip to create PMD-sized page cache if needed

A vulnerability was found in the Linux kernel related to how large page caching is handled, particularly for AMD64 architectures. The issue stems from the xarray data structure's inability to support PMD-sized page caches when the base page size is larger than MAXPAGECACHEORDER. The particular...