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Bug#1126777: pypy3: CVE-2025-6075

From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist
Subject	Bug#1126777: pypy3: CVE-2025-6075
Date	2026-02-01 11:10 +0100
Message-ID	<MjCyZ-eVe5-11@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Source: pypy3
Version: 7.3.20+dfsg-4
Severity: important
Tags: security upstream
Forwarded: https://github.com/python/cpython/issues/136065
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for pypy3.

CVE-2025-6075[0]:
| If the value passed to os.path.expandvars() is user-controlled a
| performance degradation is possible when expanding environment
| variables.


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-2025-6075
    https://www.cve.org/CVERecord?id=CVE-2025-6075
[1] https://github.com/python/cpython/issues/136065
[2] https://mail.python.org/archives/list/security-announce@python.org/thread/IUP5QJ6D4KK6ULHOMPC7DPNKRYQTQNLA/

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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Bug#1126777: pypy3: CVE-2025-6075 Salvatore Bonaccorso <carnil@debian.org> - 2026-02-01 11:10 +0100

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