CVE-2021-46963
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand() RIP: 0010:kmem_cache_free+0xfa/0x1b0 Call Trace: qla2xxx_mqueuecommand+0x2b5/0x2c0 [qla2xxx] scsi_queue_rq+0x5e2/0xa40…
Does this matter?
Lower severity and a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand() RIP: 0010:kmem_cache_free+0xfa/0x1b0 Call Trace: qla2xxx_mqueuecommand+0x2b5/0x2c0 [qla2xxx] scsi_queue_rq+0x5e2/0xa40 __blk_mq_try_issue_directly+0x128/0x1d0 blk_mq_request_issue_directly+0x4e/0xb0 Fix incorrect call to free srb in qla2xxx_mqueuecommand(), as srb is now allocated by upper layers. This fixes smatch warning of srb unintended free.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.25% probability · 16th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/6641df81ab799f28a5d564f860233dd26cca0d93Patch
- https://git.kernel.org/stable/c/702cdaa2c6283c135ef16d52e0e4e3c1005aa538Patch
- https://git.kernel.org/stable/c/77509a238547863040a42d57c72403f7d4c89a8fPatch
- https://git.kernel.org/stable/c/80ef24175df2cba3860d0369d1c662b49ee2de56Patch
- https://git.kernel.org/stable/c/a73208e3244127ef9f2cdf24e4adb947aaa32053Patch
- https://git.kernel.org/stable/c/c5ab9b67d8b061de74e2ca51bf787ee599bd7f89Patch
- https://git.kernel.org/stable/c/6641df81ab799f28a5d564f860233dd26cca0d93Patch
- https://git.kernel.org/stable/c/702cdaa2c6283c135ef16d52e0e4e3c1005aa538Patch
- https://git.kernel.org/stable/c/77509a238547863040a42d57c72403f7d4c89a8fPatch
- https://git.kernel.org/stable/c/80ef24175df2cba3860d0369d1c662b49ee2de56Patch
- https://git.kernel.org/stable/c/a73208e3244127ef9f2cdf24e4adb947aaa32053Patch
- https://git.kernel.org/stable/c/c5ab9b67d8b061de74e2ca51bf787ee599bd7f89Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.