What’s Vulnerable › Vulnerabilities

CVE-2003-1161

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2003-12-31 · updated 2026-06-16

Description

exit.c in Linux kernel 2.6-test9-CVS, as stored on kernel.bkbits.net, was modified to contain a backdoor, which could allow local users to elevate their privileges by passing __WCLONE|__WALL to the sys_wait4 function.

Affected products

• Linux kernel: 2.6_test9_cvs

References

• http://www.securityfocus.com/bid/8987
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0621.html
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0627.html
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0630.html
• http://www.securityfocus.com/bid/8987
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0621.html
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0627.html
• http://www.ussg.iu.edu/hypermail/linux/kernel/0311.0/0630.html

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