Vulnerability Details CVE-2007-0257
Unspecified vulnerability in the expand_stack function in grsecurity PaX allows local users to gain privileges via unspecified vectors. NOTE: the grsecurity developer has disputed this issue, stating that "the function they claim the vulnerability to be in is a trivial function, which can, and has been, easily checked for any supposed vulnerabilities." The developer also cites a past disclosure that was not proven. As of 20070120, the original researcher has released demonstration code
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 34.4%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 7.2
References
- http://forums.grsecurity.net/viewtopic.php?t=1646
- http://grsecurity.net/news.php#digitalfud
- http://osvdb.org/32727
- http://secunia.com/advisories/23713
- http://securitytracker.com/id?1017509
- http://www.digitalarmaments.com/news_news.shtml
- http://www.digitalarmaments.com/pre2007-00018659.html
- http://www.securityfocus.com/archive/1/456626/100/0/threaded
- http://www.securityfocus.com/archive/1/456722/100/0/threaded
- http://www.securityfocus.com/archive/1/457509/100/0/threaded
- http://www.securityfocus.com/archive/1/462302/100/100/threaded
- http://www.securityfocus.com/bid/22014
- http://www.vupen.com/english/advisories/2007/0155
- http://forums.grsecurity.net/viewtopic.php?t=1646
- http://grsecurity.net/news.php#digitalfud
- http://osvdb.org/32727
- http://secunia.com/advisories/23713
- http://securitytracker.com/id?1017509
- http://www.digitalarmaments.com/news_news.shtml
- http://www.digitalarmaments.com/pre2007-00018659.html
- http://www.securityfocus.com/archive/1/456626/100/0/threaded
- http://www.securityfocus.com/archive/1/456722/100/0/threaded
- http://www.securityfocus.com/archive/1/457509/100/0/threaded
- http://www.securityfocus.com/archive/1/462302/100/100/threaded
- http://www.securityfocus.com/bid/22014
- http://www.vupen.com/english/advisories/2007/0155
Products affected by CVE-2007-0257
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:1.9.4
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.0.1
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.0.2
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.0
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.1
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.2
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.3
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.4
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.5
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.6
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.7
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cpe:2.3:a:grsecurity:grsecurity_kernel_patch:2.1.8