CVE-2022-30767

nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196.
Classic Buffer Overflow
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
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
denxu-boot
𝑥
≤ 2022.04
denxu-boot
2022.07:rc1
denxu-boot
2022.07:rc2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
u-boot
bullseye
ignored
buster
not-affected
stretch
not-affected
bookworm
2023.01+dfsg-2+deb12u1
fixed
sid
2024.01+dfsg-5
fixed
trixie
2024.01+dfsg-5
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
u-boot
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 2022.01+dfsg-2ubuntu2.3
released
impish
ignored
focal
Fixed 2021.01+dfsg-3ubuntu0~20.04.5
released
bionic
Fixed 2020.10+dfsg-1ubuntu0~18.04.3
released
xenial
needed
Common Weakness Enumeration
References
https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96
https://lists.denx.de/pipermail/u-boot/2022-May/483952.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/
https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/
https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80
https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96
https://lists.denx.de/pipermail/u-boot/2022-May/483952.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/
https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/
https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80