CVE-2017-7609

NameCVE-2017-7609
Descriptionelf_compress.c in elfutils 0.168 does not validate the zlib compression factor, which allows remote attackers to cause a denial of service (memory consumption) via a crafted ELF file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs859994

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
elfutils (PTS)wheezy0.152-1+wheezy1fixed
jessie0.159-4.2fixed
stretch0.168-1fixed
buster, sid0.170-0.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
elfutilssource(unstable)0.168-1medium859994
elfutilssourcejessie(not affected)
elfutilssourcewheezy(not affected)

Notes

[jessie] - elfutils <not-affected> (Vulnerable code not present)
[wheezy] - elfutils <not-affected> (Vulnerable code not present)
https://sourceware.org/bugzilla/show_bug.cgi?id=21301
https://blogs.gentoo.org/ago/2017/04/03/elfutils-memory-allocation-failure-in-__libelf_decompress-elf_compress-c/

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