DEBIAN-CVE-2025-21672

In the Linux kernel, the following vulnerability has been resolved: afs: Fix merge preference rule failure condition syzbot reported a lock held when returning to userspace1. This is because if argc is less than 0 and the function returns directly, the held inode lock is not released. Fix this by...

CVE-2025-21672 afs: Fix merge preference rule failure condition

In the Linux kernel, the following vulnerability has been resolved: afs: Fix merge preference rule failure condition syzbot reported a lock held when returning to userspace1. This is because if argc is less than 0 and the function returns directly, the held inode lock is not released. Fix this by...

CVE-2025-21672 afs: Fix merge preference rule failure condition

In the Linux kernel, the following vulnerability has been resolved: afs: Fix merge preference rule failure condition syzbot reported a lock held when returning to userspace1. This is because if argc is less than 0 and the function returns directly, the held inode lock is not released. Fix this by...

mm/thp: fix deferred split unqueue naming and locking

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DEBIAN-CVE-2025-21631

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after bfqsplitbfqq Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfqinitrq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task...

AZL-56315 CVE-2025-21631 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after bfqsplitbfqq Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfqinitrq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task...

UBUNTU-CVE-2025-21631

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after bfqsplitbfqq Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfqinitrq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task...

SUSE CVE-2024-57881

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

Lodestar snappy checksum issue

Impact Unintended permanent chain split affecting greater than or equal to 25% of the network, requiring hard fork network partition requiring hard fork Lodestar does not verify checksum in snappy framing uncompressed chunks. Vulnerability Details In Req/Resp protocol the messages are encoded by...

GHSA-M9C9-MC2H-9WJW Lodestar snappy checksum issue

Impact Unintended permanent chain split affecting greater than or equal to 25% of the network, requiring hard fork network partition requiring hard fork Lodestar does not verify checksum in snappy framing uncompressed chunks. Vulnerability Details In Req/Resp protocol the messages are encoded by...

Lodestar snappy decompression issue

Impact Unintended permanent chain split affecting greater than or equal to 25% of the network, requiring hard fork network partition requiring hard fork Description Lodestar client may fail to decode snappy framing compressed messages. Vulnerability Details In Req/Resp protocol the message are...

GHSA-53RV-HCVM-RPP9 Lodestar snappy decompression issue

Impact Unintended permanent chain split affecting greater than or equal to 25% of the network, requiring hard fork network partition requiring hard fork Description Lodestar client may fail to decode snappy framing compressed messages. Vulnerability Details In Req/Resp protocol the message are...

DEBIAN-CVE-2024-57881

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

UBUNTU-CVE-2024-57881

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

CVE-2024-57881 mm/page_alloc: don't call pfn_to_page() on possibly non-existent PFN in split_large_buddy()

In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: don't call pfntopage on possibly non-existent PFN in splitlargebuddy In splitlargebuddy, we might call pfntopage on a PFN that might not exist. In corner cases, such as when freeing the highest pageblock in the last...

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 the possibility that the splitlargebuddy function may call pfntopage on a non-existent PFN, resulting in a...

PT-2025-52657

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue within the tracing subsystem related to Virtual Memory Area VMA handling. Specifically, when a VMA is split, the ring buffer unmap function can be call...

SUSE CVE-2024-53146

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent a potential integer overflow If the tag length is = U32MAX - 3 then the "length + 4" addition can result in an integer overflow. Address this by splitting the decoding into several steps so that decodecbcompound4res...

SUSE CVE-2024-53171

In the Linux kernel, the following vulnerability has been resolved: ubifs: authentication: Fix use-after-free in ubifstncendcommit After an insertion in TNC, the tree might split and cause a node to change its znode-parent. A further deletion of other nodes in the tree which also could free the...

UBUNTU-CVE-2024-56531

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Use sndcardfreewhenclosed at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses sndcardfree at disconnection, but this waits for the close of all...