DEBIAN-CVE-2024-49873

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: fix filemapgetfolioscontig THP panic Patch series "memfd-pin huge page fixes". Fix multiple bugs that occur when using memfdpinfolios with hugetlb pages and THP. The hugetlb bugs only bite when the page is not yet...

UBUNTU-CVE-2024-49964

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix memfdpinfolios freehugepages leak memfdpinfolios followed by unpinfolios fails to restore freehugepages if the pages were not already faulted in, because the folio refcount for pages created by memfdallocfolio nev...

UBUNTU-CVE-2024-49873

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: fix filemapgetfolioscontig THP panic Patch series "memfd-pin huge page fixes". Fix multiple bugs that occur when using memfdpinfolios with hugetlb pages and THP. The hugetlb bugs only bite when the page is not yet...

SUSE CVE-2024-47736

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

CVE-2024-47736

CVE-2024-47736 relates to the Linux kernel EROFS handling of overlapped pclusters in crafted images. The issue caused a potential task hang/deadlock while waiting on the folio lock during cache I/O, triggered by fuzzed images with overlapping big pclusters. Root causes described include mis-arran...

CVE-2024-47736: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: erofs: handle overlapped pclusters out of crafted images properly syzbot reported a task hang issue due to a deadlock case where it is waiting for the folio lock of a cached folio that will be used for cache I/Os. After looking...

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 the Linux kernel that stems from incorrect handling of file mapping to obtain a contiguous folio when using memfdpinfolios with the hugetlb...

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 the Linux kernel that stems from a failure to properly recover freehugepages during memfdpinfolios and unpinfolios, which could lead to a...

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 the Linux kernel that stems from a folio allocation contention in memfdpinfolios...

DEBIAN-CVE-2024-45024

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb vs. core-mm PT locking We recently made GUP's common page table walking code to also walk hugetlb VMAs without most hugetlb special-casing, preparing for the future of having less hugetlb-specific page tab...

UBUNTU-CVE-2024-45024

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb vs. core-mm PT locking We recently made GUP's common page table walking code to also walk hugetlb VMAs without most hugetlb special-casing, preparing for the future of having less hugetlb-specific page tab...

PT-2024-33805

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A memory leak issue has been identified in the Linux kernel, specifically in the mm/hugetlb component. The problem occurs when memfd pin folios is followed by unpin folios, and the pag...

PT-2024-33718

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the Linux kernel, specifically with the filemap get folios contig function when used with memfd pin folios and huge pages THP. The problem occurs when the...

SUSE CVE-2024-42316

In the Linux kernel, the following vulnerability has been resolved: mm/mglru: fix div-by-zero in vmpressurecalclevel evictfolios uses a second pass to reclaim folios that have gone through page writeback and become clean before it finishes the first pass, since foliorotatereclaimable cannot handl...

DEBIAN-CVE-2024-42316

In the Linux kernel, the following vulnerability has been resolved: mm/mglru: fix div-by-zero in vmpressurecalclevel evictfolios uses a second pass to reclaim folios that have gone through page writeback and become clean before it finishes the first pass, since foliorotatereclaimable cannot handl...

UBUNTU-CVE-2024-42316

In the Linux kernel, the following vulnerability has been resolved: mm/mglru: fix div-by-zero in vmpressurecalclevel evictfolios uses a second pass to reclaim folios that have gone through page writeback and become clean before it finishes the first pass, since foliorotatereclaimable cannot handl...

CVE-2024-42316

CVE-2024-42316 : Linux kernel fix for div-by-zero in vmpressure_calc_level() within mm/mglru evictions. The issue arose in the second pass of evict_folios(), where deducting scan_control->nr_scanned could underflow nr_scanned if folio_trylock() failed, causing the divisor scale = scanned + rec...

SUSE CVE-2024-42104

In the Linux kernel, the following vulnerability has been resolved: nilfs2: add missing check for inode numbers on directory entries Syzbot reported that mounting and unmounting a specific pattern of corrupted nilfs2 filesystem images causes a use-after-free of metadata file inodes, which trigger...

CVE-2024-40950

A vulnerability was found in the Linux kernel related to "mm: hugememory: fix misused mappinglargefoliosupport for anon folios". This issue was resolved by adding checks to prevent the incorrect use of mappinglargefoliosupport for anonymous folios. The flaw caused split failures and warnings duri...

SUSE CVE-2024-40950

In the Linux kernel, the following vulnerability has been resolved: mm: hugememory: fix misused mappinglargefoliosupport for anon folios When I did a large folios split test, a WARNING " 5059.122759 T166 Cannot split file folio to non-0 order" was triggered. But the test cases are only for anonmo...