CVE-2016-8618

NameCVE-2016-8618
DescriptionThe libcurl API function called `curl_maprintf()` before version 7.51.0 can be tricked into doing a double-free due to an unsafe `size_t` multiplication, on systems using 32 bit `size_t` variables.
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-711-1, DSA-3705-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
curl (PTS)jessie7.38.0-4+deb8u11fixed
jessie (security)7.38.0-4+deb8u13fixed
stretch (security), stretch7.52.1-5+deb9u8fixed
buster7.61.0-1fixed
sid7.62.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
curlsource(unstable)7.51.0-1high
curlsourcejessie7.38.0-4+deb8u5highDSA-3705-1
curlsourcewheezy7.26.0-1+wheezy17highDLA-711-1

Notes

https://github.com/curl/curl/commit/8732ec40db652c53fa58cd13e2acb8eab6e40874
https://curl.haxx.se/docs/adv_20161102D.html
https://curl.haxx.se/CVE-2016-8618.patch

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