CVE-2025-43903

Publication date 18 April 2025

Last updated 30 May 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

4.3 · Medium

Score breakdown

NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.

Status

Package Ubuntu Release Status
poppler 25.04 plucky
Fixed 25.03.0-3ubuntu1
24.10 oracular
Fixed 24.08.0-1ubuntu0.3
24.04 LTS noble
Fixed 24.02.0-1ubuntu9.4
22.04 LTS jammy
Fixed 22.02.0-2ubuntu0.8
20.04 LTS focal
Fixed 0.86.1-0ubuntu1.7
18.04 LTS bionic
Fixed 0.62.0-2ubuntu2.14+esm6
16.04 LTS xenial
Not affected

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
poppler

Severity score breakdown

Parameter Value
Base score 4.3 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Scope Changed
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-7471-1
    • poppler vulnerabilities
    • 29 April 2025

Other references