CVE-2008-0891

N/A Unknown
Published: May 29, 2008 Modified: April 23, 2026
View on NVD

Description

Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service (crash) via a malformed Client Hello packet. NOTE: some of these details are obtained from third party information.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html
Source: secalert@redhat.com
http://secunia.com/advisories/30405
Source: secalert@redhat.com
Vendor Advisory
http://secunia.com/advisories/30460
Source: secalert@redhat.com
http://secunia.com/advisories/30825
Source: secalert@redhat.com
http://secunia.com/advisories/30852
Source: secalert@redhat.com
http://secunia.com/advisories/30868
Source: secalert@redhat.com
http://secunia.com/advisories/31228
Source: secalert@redhat.com
http://secunia.com/advisories/31288
Source: secalert@redhat.com
http://security.gentoo.org/glsa/glsa-200806-08.xml
Source: secalert@redhat.com
http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.562004
Source: secalert@redhat.com
http://sourceforge.net/project/shownotes.php?release_id=615606
Source: secalert@redhat.com
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738400
Source: secalert@redhat.com
http://www.kb.cert.org/vuls/id/661475
Source: secalert@redhat.com
US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2008:107
Source: secalert@redhat.com
http://www.openssl.org/news/secadv_20080528.txt
Source: secalert@redhat.com
http://www.securityfocus.com/bid/29405
Source: secalert@redhat.com
Patch
http://www.securitytracker.com/id?1020121
Source: secalert@redhat.com
http://www.ubuntu.com/usn/usn-620-1
Source: secalert@redhat.com
http://www.vupen.com/english/advisories/2008/1680
Source: secalert@redhat.com
http://www.vupen.com/english/advisories/2008/1937/references
Source: secalert@redhat.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/42666
Source: secalert@redhat.com
https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html
Source: secalert@redhat.com
http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/30405
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://secunia.com/advisories/30460
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/30825
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/30852
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/30868
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/31228
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/31288
Source: af854a3a-2127-422b-91ae-364da2661108
http://security.gentoo.org/glsa/glsa-200806-08.xml
Source: af854a3a-2127-422b-91ae-364da2661108
http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.562004
Source: af854a3a-2127-422b-91ae-364da2661108
http://sourceforge.net/project/shownotes.php?release_id=615606
Source: af854a3a-2127-422b-91ae-364da2661108
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738400
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.kb.cert.org/vuls/id/661475
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2008:107
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openssl.org/news/secadv_20080528.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/29405
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
http://www.securitytracker.com/id?1020121
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/usn-620-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2008/1680
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2008/1937/references
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/42666
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html
Source: af854a3a-2127-422b-91ae-364da2661108

44 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
11.3%
94th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-189

Affected Vendors

openssl

Related CVEs

CVE-2026-42615 7.2
CVE-2026-23773 4.3
CVE-2026-40560 N/A
CVE-2026-7363 N/A
CVE-2026-7361 N/A