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Debian Security Advisory 3823-1

Debian Security Advisory 3823-1
Posted Mar 28, 2017
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3823-1 - Ilja Van Sprundel discovered that the dmcrypt-get-device helper used to check if a given device is an encrypted device handled by devmapper, and used in eject, does not check return values from setuid() and setgid() when dropping privileges.

tags | advisory
systems | linux, debian
advisories | CVE-2017-6964
SHA-256 | 11ed3d35497fce0aa8208e337d18906978385a140e9058214a8d178bb172d613

Debian Security Advisory 3823-1

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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-3823-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
March 28, 2017 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : eject
CVE ID : CVE-2017-6964
Debian Bug : 858872

Ilja Van Sprundel discovered that the dmcrypt-get-device helper used to
check if a given device is an encrypted device handled by devmapper, and
used in eject, does not check return values from setuid() and setgid()
when dropping privileges.

For the stable distribution (jessie), this problem has been fixed in
version 2.1.5+deb1+cvs20081104-13.1+deb8u1.

For the unstable distribution (sid), this problem has been fixed in
version 2.1.5+deb1+cvs20081104-13.2.

We recommend that you upgrade your eject packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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