CVE-2015-8839

NameCVE-2015-8839
DescriptionMultiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2241-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye5.10.223-1fixed
bullseye (security)5.10.226-1fixed
bookworm6.1.106-3fixed
bookworm (security)6.1.112-1fixed
trixie6.10.11-1fixed
sid6.11.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie3.16.84-1DLA-2241-1
linuxsource(unstable)4.5.1-1

Notes

[wheezy] - linux <ignored> (Too much work to backport)
https://git.kernel.org/linus/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b (v4.5-rc1)
https://git.kernel.org/linus/17048e8a083fec7ad841d88ef0812707fbc7e39f (v4.5-rc1)
https://git.kernel.org/linus/32ebffd3bbb4162da5ff88f9a35dd32d0a28ea70 (v4.5-rc1)
https://git.kernel.org/linus/011278485ecc3cd2a3954b5d4c73101d919bf1fa (v4.5-rc1)
https://bugzilla.suse.com/show_bug.cgi?id=972174

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