CVE-2007-0257

Description

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

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.14%

Vendor Advisory grsecurity.net Vendor Advisory digitalarmaments.com Vendor Advisory digitalarmaments.com

Affected: n/a n/a

References

Link	Tags
http://securitytracker.com/id?1017509	vdb entry
http://www.digitalarmaments.com/pre2007-00018659.html	url repurposed vendor advisory
http://www.securityfocus.com/archive/1/456626/100/0/threaded	mailing list
http://www.securityfocus.com/archive/1/456722/100/0/threaded	mailing list
http://www.securityfocus.com/archive/1/462302/100/100/threaded	mailing list
http://www.digitalarmaments.com/news_news.shtml	url repurposed vendor advisory
http://grsecurity.net/news.php#digitalfud
http://secunia.com/advisories/23713	third party advisory
http://www.securityfocus.com/bid/22014	vdb entry
http://forums.grsecurity.net/viewtopic.php?t=1646	vendor advisory
http://www.securityfocus.com/archive/1/457509/100/0/threaded	mailing list
http://www.vupen.com/english/advisories/2007/0155	vdb entry
http://osvdb.org/32727	vdb entry

Frequently Asked Questions

What is the severity of CVE-2007-0257?: CVE-2007-0257 has been scored as a high severity vulnerability.
How to fix CVE-2007-0257?: To fix CVE-2007-0257, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-0257 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2007-0257 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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