CVE-2024-56378

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 47.9% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2024-12-22 00:00Z1 YR AGO

Last updated

2025-11-03 19:32Z10 MO AGO

Reserved

2024-12-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

7e5089645cf0de08f3eaf76b2516f363cbdca14244c7d6ca884bbeb2ed5a8bfc

• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/poppler/poppler/-/issues/1553
• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/poppler/poppler/-/commit/ade9b5ebed44b0c15522c27669ef6cdf93eff84e
• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/poppler/poppler/-/blob/30eada0d2bceb42c2d2a87361339063e0b9bea50/CMakeLists.txt#L621
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/04/msg00037.html