Astra Linux – Vulnerability in Linux 5.15

The following vulnerability has been resolved in the Linux kernel: btrfs: fixed an issue with the tree mod log handling of reallocated nodes. We have observed the following panics in production: - Kernel bug at fs/btrfs/tree-mod-log.c:677! - Invalid opcode: 0000 1 SMP - RIP:...

CVE-2022-49898 btrfs: fix tree mod log mishandling of reallocated nodes

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix tree mod log mishandling of reallocated nodes We have been seeing the following panic in production kernel BUG at fs/btrfs/tree-mod-log.c:677! invalid opcode: 0000 1 SMP RIP: 0010:treemodlogrewind+0x1b4/0x200 RSP:...

CVE-2022-49898

CVE-2022-49898 concerns the Linux kernel’s BTRFS tree modification log handling. Connected sources describe a reproducible kernel panic: during replay of tree modification log entries, a REMOVE_WHILE_FREEING entry can be processed with an insufficiently checked slot count, triggering a BUG_ON whe...

CVE-2024-26868 nfs: fix panic when nfs4_ff_layout_prepare_ds() fails

In the Linux kernel, the following vulnerability has been resolved: nfs: fix panic when nfs4fflayoutprepareds fails We've been seeing the following panic in production BUG: kernel NULL pointer dereference, address: 0000000000000065 PGD 2f485f067 P4D 2f485f067 PUD 2cc5d8067 PMD 0 RIP:...