scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand() (Linux Linux)

CVE-2021-46963
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.25 % · percentile 16 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

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.

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 64a8c5018a4b21b04a756a56c495ef47c14e92d9 < c5ab9b67d8b061de74e2ca51bf787ee599bd7f89 ; affected dea6ee7173039d489977c9ed92e3749154615db4 < 77509a238547863040a42d57c72403f7d4c89a8f ; affected af2a0c51b1205327f55a7e82e530403ae1d42cbb < 702cdaa2c6283c135ef16d52e0e4e3c1005aa538 ; affected af2a0c51b1205327f55a7e82e530403ae1d42cbb < 80ef24175df2cba3860d0369d1c662b49ee2de56 ; affected af2a0c51b1205327f55a7e82e530403ae1d42cbb < a73208e3244127ef9f2cdf24e4adb947aaa32053 ; affected af2a0c51b1205327f55a7e82e530403ae1d42cbb < 6641df81ab799f28a5d564f860233dd26cca0d93
Linux · Linuxaffected 5.5 ; unaffected 0 < 5.5 ; unaffected 4.19.191 ≤ 4.19.* ; unaffected 5.4.118 ≤ 5.4.* ; unaffected 5.10.36 ≤ 5.10.* ; unaffected 5.11.20 ≤ 5.11.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD