Answer in brief
CVE-2021-46963 records a High severity (CVSS 7.8) vulnerability in scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | 5.5 | Not reported |
| Linux/Linuxgeneric | >=64a8c5018a4b21b04a756a56c495ef47c14e92d9 <c5ab9b67d8b061de74e2ca51bf787ee599bd7f89 || >=dea6ee7173039d489977c9ed92e3749154615db4 <77509a238547863040a42d57c72403f7d4c89a8f || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <702cdaa2c6283c135ef16d52e0e4e3c1005aa538 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <80ef24175df2cba3860d0369d1c662b49ee2de56 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <a73208e3244127ef9f2cdf24e4adb947aaa32053 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <6641df81ab799f28a5d564f860233dd26cca0d93 || 4a1cc2f71bc57cf8dee6f58e7d2355a43aabb312 || >=4.19.90 <4.19.191 || >=5.4.4 <5.4.118 || >=5.3.17 <5.4 | c5ab9b67d8b061de74e2ca51bf787ee599bd7f89, 77509a238547863040a42d57c72403f7d4c89a8f, 702cdaa2c6283c135ef16d52e0e4e3c1005aa538, 80ef24175df2cba3860d0369d1c662b49ee2de56, a73208e3244127ef9f2cdf24e4adb947aaa32053, 6641df81ab799f28a5d564f860233dd26cca0d93, 4.19.191, 5.4.118, 5.4 |
Published upstream
Feb 27, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2021-46963 records a High severity (CVSS 7.8) vulnerability in scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | 5.5 | Not reported |
| Linux/Linuxgeneric | >=64a8c5018a4b21b04a756a56c495ef47c14e92d9 <c5ab9b67d8b061de74e2ca51bf787ee599bd7f89 || >=dea6ee7173039d489977c9ed92e3749154615db4 <77509a238547863040a42d57c72403f7d4c89a8f || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <702cdaa2c6283c135ef16d52e0e4e3c1005aa538 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <80ef24175df2cba3860d0369d1c662b49ee2de56 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <a73208e3244127ef9f2cdf24e4adb947aaa32053 || >=af2a0c51b1205327f55a7e82e530403ae1d42cbb <6641df81ab799f28a5d564f860233dd26cca0d93 || 4a1cc2f71bc57cf8dee6f58e7d2355a43aabb312 || >=4.19.90 <4.19.191 || >=5.4.4 <5.4.118 || >=5.3.17 <5.4 | c5ab9b67d8b061de74e2ca51bf787ee599bd7f89, 77509a238547863040a42d57c72403f7d4c89a8f, 702cdaa2c6283c135ef16d52e0e4e3c1005aa538, 80ef24175df2cba3860d0369d1c662b49ee2de56, a73208e3244127ef9f2cdf24e4adb947aaa32053, 6641df81ab799f28a5d564f860233dd26cca0d93, 4.19.191, 5.4.118, 5.4 |
Published upstream
Feb 27, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
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.
Quoted source text, attributed separately from HOL analysis.