Published: 16/05/2022 Updated: 07/11/2023

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

nfs_lookup_reply in net/nfs.c in Das U-Boot up to and including 2022.04 (and up to and including 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.

Vulnerable Product	Search on Vulmon	Subscribe to Product
denx u-boot
denx u-boot 2022.07
fedoraproject fedora 36

Debian Bug report logs - #1014471 u-boot: CVE-2022-30767 Package: src:u-boot; Maintainer for src:u-boot is Vagrant Cascadian <vagrant@debianorg>; Reported by: Moritz Mühlenhoff <jmm@inutilorg> Date: Wed, 6 Jul 2022 15:27:05 UTC Severity: important Tags: security, upstream Reply or subscribe to this bug Tog ...

Several security issues were fixed in u-boot ...

CWE-120 https://lists.denx.de/pipermail/u-boot/2022-May/483952.html https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96 https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1014471 https://ubuntu.com/security/notices/USN-5764-1 https://nvd.nist.gov

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CVE-2022-30767

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