CVE-2025-43903

Publication date 18 April 2025

Last updated 30 April 2025

Ubuntu priority

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

Status

Show unmaintained releases

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 Ubuntu Pro
	16.04 LTS xenial	Not affected

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro

Patch details

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

Package	Patch details
poppler	Upstream: f1b9c83

CVE-2025-43903

Status

Get expanded security coverage with Ubuntu Pro

Patch details

References

Related Ubuntu Security Notices (USN)

Other references