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Fencer Intel
high 7.8

CVE-2022-33103 json

Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfs_readdir().

published 4y ago modified 4mo ago also EUVD-2022-36159

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfs_readdir().

Patch / fix

  • denx u-boot 2022.07
  • u-boot Debian 14, Debian 13, Debian 12 2022.07+dfsg-1

debian advisories DEBIAN-CVE-2022-33103

  • u-boot Ubuntu 18.04 LTS 2020.10+dfsg-1ubuntu0~18.04.3
  • u-boot Ubuntu 20.04 LTS 2021.01+dfsg-3ubuntu0~20.04.5
  • u-boot Ubuntu 22.04 LTS 2022.01+dfsg-2ubuntu2.3

ubuntu advisories UBUNTU-CVE-2022-33103

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • u-boot SLE Module for Basesystem 15 SP4, openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-rpi3 openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-rpi4 openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-hikey openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-poplar openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-geekbox openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-pineh64 openSUSE Leap 15.4 2021.10-150400.4.11.1
  • u-boot-pinebook openSUSE Leap 15.4 2021.10-150400.4.11.1

suse advisories SUSE-SU-2022:2869-1SUSE-SU-2022:2868-1

Is CVE-2022-33103 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.