kernel: bpf: Make sure internal and UAPI bpf_redirect flags don't overlap

In the Linux kernel, the following vulnerability has been resolved: bpf: Make sure internal and UAPI bpfredirect flags don't overlap The bpfredirectinfo is shared between the SKB and XDP redirect paths, and the two paths use the same numeric flag values in the ri-flags field specifically,...

CVE-2022-49772 ALSA: usb-audio: Drop snd_BUG_ON() from snd_usbmidi_output_open()

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Drop sndBUGON from sndusbmidioutputopen sndusbmidioutputopen has a check of the NULL port with sndBUGON. sndBUGON was used as this shouldn't have happened, but in reality, the NULL port may be seen when the devic...

DEBIAN-CVE-2024-58092

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix legacy client tracking initialization Get rid of the nfsd4legacytrackingops-init call in checkforlegacymethods. That will be handled in the caller nfsd4clienttrackinginit. Otherwise, we'll wind up calling...

CVE-2025-21944

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix bug on trap in smb2lock If lock count is greater than 1, flags could be old value. It should be checked with flags of smblock, not flags. It will cause bug-on trap from locksfreelock in error handling routine...

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...

PT-2025-25840

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the version containing the fix for this issue Description A vulnerability in the Linux kernel has been identified, where a cache device failing to resume due to mapping errors could trigger a BUG ON when reloadin...

SUSE CVE-2022-49666

In the Linux kernel, the following vulnerability has been resolved: powerpc/memhotplug: Add addpages override for PPC With commit ffa0b64e3be5 "powerpc: Fix virtaddrvalid for 64-bit Book3E & 32-bit" the kernel now validate the addr against highmemory value. This results in the below BUGON with da...

DEBIAN-CVE-2025-21721

In the Linux kernel, the following vulnerability has been resolved: nilfs2: handle errors that nilfspreparechunk may return Patch series "nilfs2: fix issues with rename operations". This series fixes BUGON check failures reported by syzbot around rename operations, and a minor behavioral issue...

AZL-68754 CVE-2024-57976 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

DEBIAN-CVE-2022-49498

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Check for null pointer of pointer substream before dereferencing it Pointer substream is being dereferenced on the assignment of pointer card before substream is being null checked with the macro PCMRUNTIMECHECK...

DEBIAN-CVE-2022-49409

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline...

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 ext4 in estreesearch that may trigger bugon...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: Assign CURSEGALLDATAATGC if blkaddr is valid mkdir /mnt/test/comp f2fsio.setflagscompression = /mnt/test/comp dd if=/dev/zero of=/mnt/test/comp/testfile bs=16k count=1 truncate --size 13 /mnt/test/comp/testfile In the above...

PT-2025-8763

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A bug in the Linux kernel's btrfs filesystem can cause a crash when the cow file range function fails, leading to improper cleanup of folios. This issue is related to error handling in t...

DEBIAN-CVE-2024-56586

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix f2fsbugon when uninstalling filesystem call f2fsevictinode. creating a large files during checkpoint disable until it runs out of space and then delete it, then remount to enable checkpoint again, and then unmount the...

UBUNTU-CVE-2024-56586

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix f2fsbugon when uninstalling filesystem call f2fsevictinode. creating a large files during checkpoint disable until it runs out of space and then delete it, then remount to enable checkpoint again, and then unmount the...

SUSE CVE-2024-50258

In the Linux kernel, the following vulnerability has been resolved: net: fix crash when config small gsomaxsize/gsoipv4maxsize Config a small gsomaxsize/gsoipv4maxsize will lead to an underflow in skdstgsomaxsize, which may trigger a BUGON crash, because sk-skgsomaxsize would be much bigger than...

SUSE CVE-2024-50163

In the Linux kernel, the following vulnerability has been resolved: bpf: Make sure internal and UAPI bpfredirect flags don't overlap The bpfredirectinfo is shared between the SKB and XDP redirect paths, and the two paths use the same numeric flag values in the ri-flags field specifically,...

DEBIAN-CVE-2024-50116

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix kernel bug due to missing clearing of buffer delay flag Syzbot reported that after nilfs2 reads a corrupted file system image and degrades to read-only, the BUGON check for the buffer delay flag in submitbhwbc may fai...

CVE-2024-50077 Bluetooth: ISO: Fix multiple init when debugfs is disabled

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix multiple init when debugfs is disabled If btdebugfs is not created successfully, which happens if either CONFIGDEBUGFS or CONFIGDEBUGFSALLOWALL is unset, then isoinit returns early and does not set isoinited t...