Home / vulnerabilities Secunia Security Advisory 44638
Posted on 25 May 2011
Source : packetstormsecurity.org Link
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TITLE:
Ruby BigDecimal Integer Truncation Vulnerability
SECUNIA ADVISORY ID:
SA44638
VERIFY ADVISORY:
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http://secunia.com/advisories/44638/
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https://ca.secunia.com/?page=viewadvisory&vuln_id=44638
RELEASE DATE:
2011-05-25
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http://secunia.com/advisories/44638/
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DESCRIPTION:
A vulnerability has been reported in Ruby, which can be exploited by
malicious people to cause a DoS (Denial of Service) and potentially
compromise a vulnerable system.
The vulnerability is caused due to an integer truncation
vulnerability within the "VpMemAlloc()" function in
ext/bigdecimal/bigdecimal.c, which can be exploited to e.g. cause a
memory corruption.
Note: This only affects 64bit systems.
The vulnerability is reported in versions 1.8.7 p334 and 1.9.2 p180.
Other versions may also be affected.
SOLUTION:
Fixed in the SVN repository.
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
PROVIDED AND/OR DISCOVERED BY:
The vendor credits Drew Yao, Apple Product Security
ORIGINAL ADVISORY:
https://bugzilla.redhat.com/show_bug.cgi?id=682332
http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=30993
OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXTENDED DESCRIPTION:
Further details available in Customer Area:
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EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
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