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
Key facts
- CVSS score
- 7.8 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- EPSS score
- 1.0% (64th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-0259)
- Published
- January 16, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-0259 in the EU Vulnerability Database. Last updated in EUVD on January 17, 2025.
View on the EU Vulnerability DatabaseAffected products
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
- grsecurity / grsecurity kernel patch
References
- http://forums.grsecurity.net/viewtopic.php?t=1646(Vendor Advisory)
- 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(Vendor Advisory, URL Repurposed)
- http://www.digitalarmaments.com/pre2007-00018659.html(Vendor Advisory, URL Repurposed)
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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