CVE-2022-30767

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/16/2022

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

denx:u-bootfedoraproject:fedora

Weaknesses (CWE)

CWE-120

References

https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96(cve@mitre.org)

https://lists.denx.de/pipermail/u-boot/2022-May/483952.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/(cve@mitre.org)

https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/(cve@mitre.org)

https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80(cve@mitre.org)

https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.denx.de/pipermail/u-boot/2022-May/483952.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/(af854a3a-2127-422b-91ae-364da2661108)

https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/(af854a3a-2127-422b-91ae-364da2661108)

https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.