Bug#1103545: poppler: CVE-2025-43903

[Salvatore Bonaccorso]

Source: poppler
Version: 25.03.0-3
Severity: important
Tags: security upstream
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>
Control: found -1 22.12.0-2

Hi,

The following vulnerability was published for poppler.

CVE-2025-43903[0]:
| NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify
| the adbe.pkcs7.sha1 signatures on documents, resulting in potential
| signature forgeries.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-43903
    https://www.cve.org/CVERecord?id=CVE-2025-43903
[1] https://gitlab.freedesktop.org/poppler/poppler/-/commit/f1b9c830f145a0042e853d6462b2f9ca4016c669

Regards,
Salvatore