CVE-2022-49160

MEDIUM EPSS 18.2%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash during module load unload test During purex packet handling the driver was incorrectly freeing a pre-allocated structure. Fix this by skipping that entry. System crashed with the following stack during a module unload test. Call Trace: sbitmap_init_node+0x7f/0x1e0 sbitmap_queue_init_node+0x24/0x150 blk_mq_init_bitmaps+0x3d/0xa0 blk_mq_init_tags+0x68/0x90 blk_mq_alloc_map_and_rqs+0x44/0x120 blk_mq_alloc_set_map_and_rqs+0x63/0x150 blk_mq_alloc_tag_set+0x11b/0x230 scsi_add_host_with_dma.cold+0x3f/0x245 qla2x00_probe_one+0xd5a/0x1b80 [qla2xxx] Call Trace with slub_debug and debug kernel: kasan_report_invalid_free+0x50/0x80 __kasan_slab_free+0x137/0x150 slab_free_freelist_hook+0xc6/0x190 kfree+0xe8/0x2e0 qla2x00_free_device+0x3bb/0x5d0 [qla2xxx] qla2x00_remove_one+0x668/0xcf0 [qla2xxx]

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
18.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-763

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥5.9  –  <5.15.54
linuxlinux_kernel*≥5.16  –  <5.16.19
linuxlinux_kernel*≥5.17  –  <5.17.2

References 4

  • git.kernel.org https://git.kernel.org/stable/c/0972252450f90db56dd5415a20e2aec21a08d036
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/213e57b42537f1a2e5395caa9d7189854133ed12
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/67f744f73eba870ab96411d0310e831a4adc3713
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9b7eb92dac240ab3bc83e188d83a3df834b41eb2
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0972252450f90db56dd5415a20e2aec21a08d036
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/213e57b42537f1a2e5395caa9d7189854133ed12
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/67f744f73eba870ab96411d0310e831a4adc3713
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9b7eb92dac240ab3bc83e188d83a3df834b41eb2
    Patch