Unrated severityNVD Advisory· Published Mar 19, 2015· Updated Jun 17, 2026
CVE-2015-0291
CVE-2015-0291
Description
The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by using an invalid signature_algorithms extension in the ClientHello message during a renegotiation.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:*
- (no CPE)range: >=1.0.2, <1.0.2a
Patches
Vulnerability mechanics
References
18- www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlnvdPatchThird Party Advisory
- marc.infonvdMailing ListThird Party Advisory
- marc.infonvdMailing ListThird Party Advisory
- marc.infonvdMailing ListThird Party Advisory
- www.fortiguard.com/advisory/2015-03-24-openssl-vulnerabilities-march-2015nvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/73235nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1031929nvdThird Party AdvisoryVDB Entry
- bto.bluecoat.com/security-advisory/sa92nvdThird Party Advisory
- kc.mcafee.com/corporate/indexnvdThird Party Advisory
- security.gentoo.org/glsa/201503-11nvdThird Party Advisory
- www.openssl.org/news/secadv_20150319.txtnvdVendor Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue Tracking
- cert-portal.siemens.com/productcert/pdf/ssa-412672.pdfnvd
- git.openssl.orgnvd
News mentions
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