SUSE CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

DEBIAN-CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

UBUNTU-CVE-2025-38242

In the Linux kernel, the following vulnerability has been resolved: mm: userfaultfd: fix race of userfaultfdmove and swap cache This commit fixes two kinds of races, they may have different results: Barry reported a BUGON in commit c50f8e6053b0, we may see the same BUGON if the filemap lookup...

UBUNTU-CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

CVE-2025-38256

CVE-2025-38256 involves io_uring/rsrc folio unpinning in the Linux kernel. The issue arises when pinning a folio’s tail page and then unpinning the head page via unpin_user_page*, which can trigger a debug warning in mm/gup.c. The provided connected Astra Linux bulletin confirms the root cause an...

CVE-2025-38256 io_uring/rsrc: fix folio unpinning

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

CVE-2025-38256

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

CVE-2025-38256 io_uring/rsrc: fix folio unpinning

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio unpinning syzbot complains about an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops - BUG: 00000000f2000800 1 SMP 108.123672 T14 Hardware name: QEMU KVM...

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 that stems from a folio unbinding error in iouring resource handling, which could lead to memory management exceptions...

PT-2025-28884 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel affected versions not specified Description: A flaw exists in the Linux kernel's io uring resource management related to folio unpinning. Specifically, the issue arises when a tail page of a folio is pinned, and the io uring...

CVE-2025-38220

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

UBUNTU-CVE-2025-38220

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

CVE-2025-38220 ext4: only dirty folios when data journaling regular files

In the Linux kernel, the following vulnerability has been resolved: ext4: only dirty folios when data journaling regular files fstest generic/388 occasionally reproduces a crash that looks as follows: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... Call Trace:...

PT-2025-27995

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been identified, which can cause a kernel NULL pointer dereference when processing a symlink inode from the orphan list. This issue arises due t...

SUSE CVE-2025-38102

In the Linux kernel, the following vulnerability has been resolved: VMCI: fix race between vmcihostsetupnotify and vmcictxunsetnotify During our test, it is found that a warning can be trigger in trygrabfolio as follow: ------------ cut here ------------ WARNING: CPU: 0 PID: 1678 at mm/gup.c:147...

AZL-64496 CVE-2025-38102 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: VMCI: fix race between vmcihostsetupnotify and vmcictxunsetnotify During our test, it is found that a warning can be trigger in trygrabfolio as follow: ------------ cut here ------------ WARNING: CPU: 0 PID: 1678 at mm/gup.c:147...

CVE-2025-38050

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix kernel NULL pointer dereference when replacing free hugetlb folios A kernel crash was observed when replacing free hugetlb folios: BUG: kernel NULL pointer dereference, address: 0000000000000028 PGD 0 P4D 0 Oops:...

SUSE CVE-2022-50107

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when using fscache If we hit the 'index == nextcached' case, we leak a refcount on the struct page. Fix this by using readaheadfolio which takes care of the refcount for you...

CVE-2022-50107

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when using fscache If we hit the 'index == nextcached' case, we leak a refcount on the struct page. Fix this by using readaheadfolio which takes care of the refcount for you...