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CVE-2007-5395

Status Candidate

Overview

Stack-based buffer overflow in the separate_word function in tokenize.c in Link Grammar 4.1b and possibly other versions, as used in AbiWord Link Grammar 4.2.4, allows remote attackers to execute arbitrary code via a long word, as reachable through the separate_sentence function.

Related Files

Debian Linux Security Advisory 1432-1
Posted Dec 18, 2007
Authored by Debian | Site debian.org

Debian Security Advisory 1432-1 - Alin Rad Pop discovered that link-grammar, Carnegie Mellon University's link grammar parser for English, performed insufficient validation within its tokenizer, which could allow a malicious input file to execute arbitrary code.

tags | advisory, arbitrary
systems | linux, debian
advisories | CVE-2007-5395
SHA-256 | 60c1d182eef100bbd8eefe2b8fb598a1d96dcc4566cb9cdce8fda2c91d3d29fe
Ubuntu Security Notice 545-1
Posted Nov 27, 2007
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 545-1 - Alin Rad Pop discovered that AbiWord's Link Grammar parser did not correctly handle overly-long words. If a user were tricked into opening a specially crafted document, AbiWord, or other applications using Link Grammar, could be made to crash.

tags | advisory
systems | linux, ubuntu
advisories | CVE-2007-5395
SHA-256 | a5a8f33da1eaca717263cb7c2283a7e90f12b33b29d48aa6dd112c792c61bc3d
Gentoo Linux Security Advisory 200711-27
Posted Nov 26, 2007
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory GLSA 200711-27 - Alin Rad Pop from Secunia Research discovered a boundary error in the function separate_sentence() in file tokenize.c when processing an overly long word which might lead to a stack-based buffer overflow. Versions less than 4.2.4-r1 are affected.

tags | advisory, overflow
systems | linux, gentoo
advisories | CVE-2007-5395
SHA-256 | 3422987a83a99edd74624803a9b23872643492b4b2340e20ec2e6035077b1935
secunia-abiword.txt
Posted Nov 7, 2007
Authored by Alin Rad Pop | Site secunia.com

Secunia Research has discovered a vulnerability in AbiWord Link Grammar, which can be exploited by malicious people to compromise an application using the library. Version 4.2.4 is affected.

tags | advisory
advisories | CVE-2007-5395
SHA-256 | 35cb57c20c1b5fffa8c0266a03e117db8c1180ef7b09ebd9d7b9ff6d8364e840
secunia-linkgrammar.txt
Posted Nov 7, 2007
Authored by Alin Rad Pop | Site secunia.com

Secunia Research has discovered a vulnerability in Link Grammar, which can be exploited by malicious people to compromise an application using the affected code. Version 4.1b is affected.

tags | advisory
advisories | CVE-2007-5395
SHA-256 | 4f0f9129c0c405b31977030fcfdf263ff9f2e4be0e99cafe4813fc14f9401248
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