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Fencer Vulns
medium 4.6

CVE-2024-38797 json

Out-of-bounds Read in HashPeImageByType()

published 2025-04-07 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-54393

cvss
4.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

EDK2 contains a vulnerability in the HashPeImageByType(). A user may cause a read out of bounds when a corrupted data pointer and length are sent via an adjecent network. A successful exploit of this vulnerability may lead to a loss of Integrity and/or Availability.

Patch / fix

  • edk2 Debian 14, Debian 13 2025.02-8

debian advisories DEBIAN-CVE-2024-38797

  • edk2 Ubuntu 22.04 LTS 2022.02-3ubuntu0.22.04.4
  • edk2 Ubuntu 24.04 LTS 2024.02-2ubuntu0.6

ubuntu advisories UBUNTU-CVE-2024-38797

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

  • ovmf openSUSE Tumbleweed 202505-2.1

opensuse advisories openSUSE-SU-2025:15255-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-38797 updated cvss 4.6

edk2: Out-of-bounds Read in EDK2

  • Red Hat Enterprise Linux 8 edk2, edk2-ovmf, edk2-aarch64 Red Hat Enterprise Linux 9 edk2, edk2-ovmf, edk2-tools, edk2-aarch64
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Enterprise Linux 10 edk2
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.6 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Affected products

  • TianoCore EDK2

Classification

Weakness

References

Sources

Fencer Vulns 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.