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HIGH

OpenSSL TLS extension parsing race condition

Published Nov 17, 2010

Description

Multiple race conditions in ssl/t1_lib.c in OpenSSL 0.9.8f through 0.9.8o, 1.0.0, and 1.0.0a, when multi-threading and internal caching are enabled on a TLS server, might allow remote attackers to execute arbitrary code via client data that triggers a heap-based buffer overflow, related to (1) the TLS server name extension and (2) elliptic curve cryptography.

Affected products

Remediation

Red Hat statement

This issue does not affect the versions of OpenSSL as shipped with Red Hat Enterprise Linux versions before Enterprise Linux 6.

References (42)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Nov 17, 2010
Updated Aug 7, 2024
Reserved Oct 8, 2010
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Important
Public date Nov 16, 2010