CVE-2026-15310

Sažetak

When decompressing crafted zip files using the bzip/LZMA/Zstandard compressions, Python could use an attacker-controlled size to pre-allocate memory, possibly resulting in memory exhaustion.

Reference

https://github.com/python/cpython/commit/1b424c0178a01e155fd0267dc28a8fc1159b33a8
https://github.com/python/cpython/commit/31980e84b9a708424a0a1dfecde3fc991e313f89
https://github.com/python/cpython/commit/9d167992b59cf5e23c66b9ed742b13f5925f7d70
https://github.com/python/cpython/commit/dcdd406ddbfc4cb29b24c3df17cbabe21d316ce1
https://github.com/python/cpython/commit/e2311cfb3dd518f008f312fe0631f4f7490d237a
https://github.com/python/cpython/commit/f507e6946a3194e83e1d7b8ee6e14567175e46de
https://github.com/python/cpython/commit/f897dbf2f36a5935700b7c2d94d4681d2136b7d4
https://github.com/python/cpython/issues/156002
https://github.com/python/cpython/pull/156003
https://mail.python.org/archives/list/security-announce@python.org/thread/YUHXURX2WZGKGNA4ANYBQS2VZRYQ5JNK/

CVSS

Base:	0.0
Impact:	None
Exploitability:	None

Pristup

Vektor	Složenost	Autentikacija
None	None	None

Impact

Povjerljivost	Cjelovitost	Dostupnost
None	None	None

CVSS vektor

None

Zadnje važnije ažuriranje

30-09-2026 - 02:16

Objavljeno

25-08-2026 - 15:16