CVE-2022-49160
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]
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 5.17.3-1 |
| sid | Fixed | 5.17.3-1 |
| forky | Fixed | 5.17.3-1 |
| bullseye | Affected | — |
| bookworm | Fixed | 5.17.3-1 |
Red Hat Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
References
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.