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Vulnerability Assessment & Network Security Forums |
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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery. Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200412-20] NASM: Buffer overflow vulnerability Vulnerability Assessment Details
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[GLSA-200412-20] NASM: Buffer overflow vulnerability |
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NASM: Buffer overflow vulnerability Detailed Explanation for this Vulnerability Assessment The remote host is affected by the vulnerability described in GLSA-200412-20 (NASM: Buffer overflow vulnerability) Jonathan Rockway discovered that NASM-0.98.38 has an unprotected vsprintf() to an array in preproc.c. This code vulnerability may lead to a buffer overflow and potential execution of arbitrary code. Impact A remote attacker could craft a malicious object file which, when supplied in NASM, would result in the execution of arbitrary code with the rights of the user running NASM. Workaround There is no known workaround at this time. References: http://sourceforge.net/mailarchive/forum.php?thread_id=6166881&forum_id=4978 Solution: All NASM users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-lang/nasm-0.98.38-r1" Network Security Threat Level: Medium Networks Security ID: Vulnerability Assessment Copyright: (C) 2005 Michel Arboi |
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