CVE-2020-25284

NameCVE-2020-25284
DescriptionThe rbd block device driver in drivers/block/rbd.c in the Linux kernel through 5.8.9 used incomplete permission checking for access to rbd devices, which could be leveraged by local attackers to map or unmap rbd block devices, aka CID-f44d04e696fe.
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)
ReferencesDLA-2385-1
NVD severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)stretch4.9.228-1vulnerable
stretch (security)4.9.210-1+deb9u1vulnerable
buster4.19.146-1fixed
buster (security)4.19.118-2+deb10u1vulnerable
bullseye, sid5.8.10-1fixed
linux-4.19 (PTS)stretch (security)4.19.146-1~deb9u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster4.19.146-1
linuxsource(unstable)5.8.10-1
linux-4.19sourcestretch4.19.146-1~deb9u1DLA-2385-1

Notes

https://git.kernel.org/linus/f44d04e696feaf13d192d942c4f14ad2e117065a

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