CVE-2021-3930
Published: 18 February 2022
An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.
Priority
CVSS 3 base score: 6.5
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
bionic |
Released
(1:2.11+dfsg-1ubuntu7.39)
|
focal |
Released
(1:4.2-3ubuntu6.21)
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Released
(1:6.0+dfsg-2expubuntu1.2)
|
|
jammy |
Released
(1:6.2+dfsg-2ubuntu5)
|
|
kinetic |
Released
(1:6.2+dfsg-2ubuntu5)
|
|
trusty |
Released
(2.0.0+dfsg-2ubuntu1.47+esm2)
|
|
upstream |
Needs triage
|
|
xenial |
Released
(1:2.5+dfsg-5ubuntu10.51+esm1)
|
|
Patches: upstream: https://git.qemu.org/?p=qemu.git;a=commit;h=b3af7fdf9cc537f8f0dd3e2423d83f5c99a457e8 |