CVE-2022-30767

Published: 16 May 2022

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.

Notes

introduced in 5d14ee4e53a81055d34ba280cb8fd90330f22a96
upstream

Priority

Medium

CVSS 3 base score: 9.8

Status

References

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30767
• https://lists.denx.de/pipermail/u-boot/2022-May/483952.html
• https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/
• https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96
• NVD
• Launchpad
• Debian