CVE-2016-10011

NameCVE-2016-10011
Descriptionauthfile.c in sshd in OpenSSH before 7.4 does not properly consider the effects of realloc on buffer contents, which might allow local users to obtain sensitive private-key information by leveraging access to a privilege-separated child process.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1500-1
Debian Bugs848716

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssh (PTS)buster1:7.9p1-10+deb10u2fixed
buster (security)1:7.9p1-10+deb10u4fixed
bullseye (security), bullseye1:8.4p1-5+deb11u3fixed
bookworm, bookworm (security)1:9.2p1-2+deb12u2fixed
trixie1:9.6p1-4fixed
sid1:9.7p1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensshsourcejessie1:6.7p1-5+deb8u6DLA-1500-1
opensshsource(unstable)1:7.4p1-1low848716

Notes

[wheezy] - openssh <no-dsa> (Minor issue)
Fixed in upstream 7.4: https://www.openssh.com/txt/release-7.4
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/authfile.c.diff?r1=1.121&r2=1.122

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