Source: pypdf Version: 6.9.2-2 Severity: important Tags: security upstream Forwarded: https://github.com/py-pdf/pypdf/pull/3871 X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Hi, The following vulnerability was published for pypdf. CVE-2026-57204[0]: | pypdf is a free and open-source pure-python PDF library. Prior to | 6.13.3, a maliciously crafted PDF can cause DoS. An attacker who | uses this vulnerability can craft a PDF which leads to large memory | usage, as MAX_DECLARED_STREAM_LENGTH is sometimes ignored. This | requires parsing a content stream without a /Length value. This | issue has been fixed in version 6.13.3. 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-2026-57204 https://www.cve.org/CVERecord?id=CVE-2026-57204 [1] https://github.com/py-pdf/pypdf/pull/3871 [2] https://github.com/py-pdf/pypdf/security/advisories/GHSA-jm82-fx9c-mx94 [3] https://github.com/py-pdf/pypdf/commit/bbd083d1196d276d9c542418f77ac49e06de3ff1 Please adjust the affected versions in the BTS as needed. Regards, Salvatore

