Technical Description

A vulnerability has been identified in Sun Solaris, which could be exploited by local attackers to cause a denial of service. This issue is caused by an error when using the "pthread_mutex_reltimedlock_np" API in a particular way, which could be exploited by a local unprivileged user or by an application to cause the system to hang or, if the deadman feature is enabled, to panic.

Affected Products

Sun Solaris 10
Sun OpenSolaris builds snv_01 through snv_89

Solution

Sun Solaris 10 (SPARC) - Apply patch 137111-04
Sun OpenSolaris - Upgrade to build snv_90 or later

Sun Solaris 10 (x86) - Apply patch 137112-04
Sun OpenSolaris - Upgrade to build snv_90 or later

References

http://www.vupen.com/english/advisories/2008/2312
http://sunsolve.sun.com/search/document.do?assetkey=1-66-239387-1

Credits

Vulnerability reported by the vendor.

ChangeLog

2008-08-06 : Initial release

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