CVE-2021-3930

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
VendorProductVersion
qemuqemu
𝑥
< 6.2.0
redhatcodeready_linux_builder
8.0
redhatcodeready_linux_builder_for_ibm_z_systems
8.0
redhatcodeready_linux_builder_for_power_little_endian
8.0
redhatenterprise_linux
8.0
redhatenterprise_linux_advanced_virtualization_eus
8.4
redhatenterprise_linux_for_ibm_z_systems
8.0
redhatenterprise_linux_for_power_little_endian
8.0
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
qemu
bullseye
1:5.2+dfsg-11+deb11u3
fixed
bullseye (security)
vulnerable
bookworm
1:7.2+dfsg-7+deb12u7
fixed
sid
1:9.1.1+ds-2
fixed
trixie
1:9.1.1+ds-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qemu
kinetic
Fixed 1:6.2+dfsg-2ubuntu5
released
jammy
Fixed 1:6.2+dfsg-2ubuntu5
released
impish
Fixed 1:6.0+dfsg-2expubuntu1.2
released
hirsute
ignored
focal
Fixed 1:4.2-3ubuntu6.21
released
bionic
Fixed 1:2.11+dfsg-1ubuntu7.39
released
xenial
Fixed 1:2.5+dfsg-5ubuntu10.51+esm1
released
trusty
Fixed 2.0.0+dfsg-2ubuntu1.47+esm2
released