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Debian Security Advisory 3256-1

Debian Security Advisory 3256-1
Posted May 11, 2015
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3256-1 - Hanno Boeck discovered a heap-based buffer overflow flaw in the way Libtasn1, a library to manage ASN.1 structures, decoded certain DER-encoded input. A specially crafted DER-encoded input could cause an application using the Libtasn1 library to crash, or potentially to execute arbitrary code.

tags | advisory, overflow, arbitrary
systems | linux, debian
advisories | CVE-2015-3622
SHA-256 | 8b4804fb2ec6a12eba636ba1111c4a104c007dfabd81e67ac2d772cc9729b331

Debian Security Advisory 3256-1

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

- -------------------------------------------------------------------------
Debian Security Advisory DSA-3256-1 security@debian.org
http://www.debian.org/security/ Salvatore Bonaccorso
May 10, 2015 http://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : libtasn1-6
CVE ID : CVE-2015-3622

Hanno Boeck discovered a heap-based buffer overflow flaw in the way
Libtasn1, a library to manage ASN.1 structures, decoded certain
DER-encoded input. A specially crafted DER-encoded input could cause an
application using the Libtasn1 library to crash, or potentially to
execute arbitrary code.

For the stable distribution (jessie), this problem has been fixed in
version 4.2-3+deb8u1.

For the testing distribution (stretch), this problem has been fixed in
version 4.4-3.

For the unstable distribution (sid), this problem has been fixed in
version 4.4-3.

We recommend that you upgrade your libtasn1-6 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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