What’s Vulnerable › Vulnerabilities

CVE-2007-6434

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2007-12-18 · updated 2026-06-16
• Weakness: CWE-264

Description

Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.

Affected products

• Linux kernel: 2.6.23

References

• http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5
• http://osvdb.org/40907
• http://secunia.com/advisories/28070
• http://www.securityfocus.com/bid/26831
• http://www.vupen.com/english/advisories/2007/4200
• http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5
• http://osvdb.org/40907
• http://secunia.com/advisories/28070
• http://www.securityfocus.com/bid/26831
• http://www.vupen.com/english/advisories/2007/4200

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