CVE-2022-26496

In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a crafted NBD_OPT_INFO or NBD_OPT_GO message with an large value as the length of the name.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 61%
VendorProductVersion
network_block_device_projectnetwork_block_device
𝑥
< 3.24
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nbd
bullseye (security)
1:3.21-1+deb11u1
fixed
bullseye
1:3.21-1+deb11u1
fixed
stretch
not-affected
bookworm
1:3.24-1.1
fixed
sid
1:3.26.1-6
fixed
trixie
1:3.26.1-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nbd
noble
Fixed 1:3.23-3ubuntu1
released
mantic
Fixed 1:3.23-3ubuntu1
released
lunar
Fixed 1:3.23-3ubuntu1
released
kinetic
Fixed 1:3.23-3ubuntu1
released
jammy
Fixed 1:3.23-3ubuntu1
released
impish
Fixed 1:3.21-1ubuntu0.1
released
focal
Fixed 1:3.20-1ubuntu0.1
released
bionic
Fixed 1:3.16.2-1ubuntu0.2
released
xenial
needed
trusty
needed