CVE-2019-10912

NameCVE-2019-10912
DescriptionIn Symfony before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, it is possible to cache objects that may contain bad user input. On serialization or unserialization, this could result in the deletion of files that the current user has access to. This is related to symfony/cache and symfony/phpunit-bridge.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-4441-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
symfony (PTS)stretch (security), stretch2.8.7+dfsg-1.3+deb9u3fixed
buster, buster (security)3.4.22+dfsg-2+deb10u1fixed
bullseye, sid4.4.13+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
symfonysourcejessie(not affected)
symfonysourcestretch2.8.7+dfsg-1.3+deb9u2DSA-4441-1
symfonysource(unstable)3.4.22+dfsg-2

Notes

[jessie] - symfony <not-affected> (vulnerable code is not present)
https://symfony.com/blog/cve-2019-10912-prevent-destructors-with-side-effects-from-being-unserialized

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