Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/hugetlb: fixed the handling of PTE markers in hugetlbchangeprotection The patch series “mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection”. While working with virtio-mem and background snapshots using uffd-wp on hugetlb...

EUVD-2022-55163

Malicious code in bioql PyPI...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-28956: x86/ibt: Keep IBT disabled during alternative patching bsc1242006. CVE-2024-35840: mptcp: use OPTIONMPTCPMPJSYNACK in subflowfinishconnect bsc122459...

CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

DEBIAN-CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

CVE-2022-49760

The CVE-2022-49760 entry documents a Linux kernel issue in hugetlb_change_protection related to PTE marker handling when using uffd-wp. The root cause, as described across connected reports, is that uffd-wp can cause incorrect handling of a PTE marker in two scenarios: (1) protecting a PTE marker...

CVE-2022-49760 mm/hugetlb: fix PTE marker handling in hugetlb_change_protection()

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

DEBIAN-CVE-2025-21696

In the Linux kernel, the following vulnerability has been resolved: mm: clear uffd-wp PTE/PMD state on mremap When mremaping a memory region previously registered with userfaultfd as write-protected but without UFFDFEATUREEVENTREMAP, an inconsistency in flag clearing leads to a mismatch between t...

CVE-2025-21696 mm: clear uffd-wp PTE/PMD state on mremap()

In the Linux kernel, the following vulnerability has been resolved: mm: clear uffd-wp PTE/PMD state on mremap When mremaping a memory region previously registered with userfaultfd as write-protected but without UFFDFEATUREEVENTREMAP, an inconsistency in flag clearing leads to a mismatch between t...

CVE-2025-21696

In the Linux kernel, the following vulnerability has been resolved: mm: clear uffd-wp PTE/PMD state on mremap When mremaping a memory region previously registered with userfaultfd as write-protected but without UFFDFEATUREEVENTREMAP, an inconsistency in flag clearing leads to a mismatch between t...

PT-2025-6932

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue arises when a memory region previously registered with userfaultfd as write-protected but without UFFD FEATURE EVENT REMAP is mremaped, leading to an inconsistency in flag...

CVE-2024-36881

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from all the relevant pgtable entries, but that only covered an explicit UFFDIOUNREGISTER ioctl, not a...

CVE-2024-36881 mm/userfaultfd: reset ptes when close() for wr-protected ones

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from all the relevant pgtable entries, but that only covered an explicit UFFDIOUNREGISTER ioctl, not a...