CVE-2009-2768

NameCVE-2009-2768
DescriptionThe load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linux-2.6sourceetch(not affected)
linux-2.6sourcelenny(not affected)
linux-2.6source(unstable)2.6.30-6medium
linux-2.6.24source(unstable)(not affected)

Notes

[etch] - linux-2.6 <not-affected> (kernel/cred.c introduced in 2.6.29)
[lenny] - linux-2.6 <not-affected> (kernel/cred.c introduced in 2.6.29)
- linux-2.6.24 <not-affected> (kernel/cred.c introduced in 2.6.29)
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