Denial of Service in MPFR
ID: | 200903-13 |
Distribution: | Gentoo |
Plattformen: | Keine Angabe |
Datum: | Mo, 9. März 2009, 14:25 |
Referenzen: | http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0757 |
Applikationen: | MPFR |
Originalnachricht |
|
--nextPart1767969.lzjCbroXV4 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200903-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: MPFR: Denial of Service Date: March 09, 2009 Bugs: #260968 ID: 200903-13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple buffer overflows in MPFR might lead to a Denial of Service. Background ========== MPFR is a library for multiple-precision floating-point computations with exact rounding. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/mpfr < 2.4.1 >= 2.4.1 Description =========== Multiple buffer overflows have been reported in the mpfr_snprintf() and mpfr_vsnprintf() functions. Impact ====== A remote user could exploit the vulnerability to cause a Denial of Service in an application using MPFR via unknown vectors. Workaround ========== There is no known workaround at this time. Resolution ========== All MPRF users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/mpfr-2.4.1" References ========== [ 1 ] CVE-2009-0757 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0757 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200903-13.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2009 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5 --nextPart1767969.lzjCbroXV4 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) iQIcBAABAgAGBQJJtRShAAoJECaaHo/OfoM5/g4QAKgnuxTkw0Hf9VBW0XxiXQr+ okj/7OFx30bY3DiOA0sLYr9fToXVtOo2vpqXssndOuna2TFm07CA5j2BccMgKWFb 3jkHDzxnfDTe0miTFxKBIQH0wGL2GJchyNn0PnditoR8TiAuW3ppsgr3ylFXpSp7 +yzzu2aDHbyoOgbvmfuwLzVATtYFl5alg2gSWUx4uG42yxqygSjkOrLQYTXTLfc1 02yzv4GAA7rOfAq0RFc00Zi2sM1RgpYjkE42J5C/Aicjb/HpkA9mwdJEFgsve5Me OVs//5ThxxWvVPIFpOlOcybw40VJG5M9M4T52po3a6zFfc/UMnIkROqDtZfpdceU XmfR3nLgE6f7yLIVhqfQlnveYcL4u7RFEAotnaU848SUphsmrgvzGPPGrAdwcSz3 7f4VkQYqltBcnq6k8E0/QozaZ+DhEm/VJtsO1WKxOAQ9qaCuhWiE0zgZsL01W7T3 wpA2i62peCLIioDEHX38CxwIG2ug6lB/nbSA+Xk5QzePkhLhyEFS3X3cGOE9xCQA yMQTcbm8izAwFxRLo+YgIbNYB5ciIG+acfwhISlgNl7FDGtKkcyurYDlgOcAY77Y PTbScFguiOs0wJmjSanrYhmz/mn/ypG+Ys5n4CUEHI9c9r8b25G/DB82ciFOzsC6 XnxSaaII+LxKChRruqTv =BmbH -----END PGP SIGNATURE----- --nextPart1767969.lzjCbroXV4-- |