UBUNTU-CVE-2024-45779

An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a slab-use-after-free in ext4splitextentat. We encountered the following use-after-free issues: BUG: KASAN: slab-use-after-free in ext4splitextentat+0xba8/0xcc0 Read of size 2 at addr ffff88810548ed08 by task...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not trigger BUGON due to ENOMEM from btrfslookupextentinfo in walkdownproc. We have properly handled errors here. ENOMEM is not fatal; we return the error instead...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In ext4findextent, if the path is not large enough, we free it and set origpath to NULL. However, after reallocating the path and successfully initializing it, we do not update origpath. In this case, the caller receives a valid...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fixed DIO failure due to insufficient transaction credits The code in ocfs2dioendiowrite estimates the number of transaction credits required using ocfs2calcextendcredits. However, this does not take into account that the ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hfs: fixed the issue where fields of hfs inodeinfo were initialized after hfsallocinode Syzbot reports an issue with accessing uninitialized values as follows: loop0: detected a change in capacity from 0 to 64...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: A sanity check for the btrfs root has been added in btrfssearchslot. Syzbot reports a nullptrderef issue in btrfssearchslot. The reproducer uses rescue=ibadroots, and the extent tree root is corrupted; as a result, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: A infinite loop occurs when replaying fastcommit. When performing a fastcommit replay, an infinite loop may occur due to an uninitialized extentstatus structure. The ext4extdetermineinserthole function does not detect this...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: use of a stale path after allocation in ext4extinsertextent As Ojaswin mentioned in the link, in ext4extinsertextent, if the path is reallocated during ext4extcreatenewleaf, we will use a stale path, leading to a Use After...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: We’ve fixed our handling of the situation where refs == 0 in the snapshot delete operation. In reada, there’s a bug where refs == 0 can occur. This could be problematic because we don’t hold a lock on the extent leaf, a...

Azure Linux 3.0 Security Update: kernel (CVE-2024-46840)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-46840 advisory. - In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == ...

SUSE-SU-2025:20067-1 Security update for libdb-4_8

This update for libdb-48 fixes the following issues: CVE-2019-2708: Fixed data store execution leading to partial DoS bsc1174414 Changes: libdb: Data store execution leads to partial DoS Backport the upsteam commits: - Fixed several possible crashes when running dbverify on a corrupted database...

Security update for libdb-4_8

This update for libdb-48 fixes the following issues: CVE-2019-2708: Fixed data store execution leading to partial DoS bsc1174414 Changes: libdb: Data store execution leads to partial DoS Backport the upsteam commits: Fixed several possible crashes when running dbverify on a corrupted database...

SUSE CVE-2025-21658

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

CVE-2025-21658

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

AZL-55913 CVE-2025-21658 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

AZL-55907 CVE-2025-21658 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

DEBIAN-CVE-2025-21658

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

UBUNTU-CVE-2025-21658

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...

CVE-2025-21658 btrfs: avoid NULL pointer dereference if no valid extent tree

In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid NULL pointer dereference if no valid extent tree BUG Syzbot reported a crash with the following call trace: BTRFS info device loop0: scrub: started on devid 1 BUG: kernel NULL pointer dereference, address:...