Vulnerability in Grsecurity Kernel Patch
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
EPSS: 0.010 (58.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Grsecurity Grsecurity_kernel_patch — versions 1.9.4, 2.0.1, 2.0.2
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (URL Repurposed, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (URL Repurposed, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2007-0257?
- CVE-2007-0257 is a high-severity vulnerability in Grsecurity Kernel Patch. CVSS score: 7.8/10. Published 2007-01-16.
- How severe is CVE-2007-0257?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2007-0257 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.