CVE-2007-4686

Severity: high (CVSS 7.2 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: none known
Published: 2007-11-15 · updated 2026-06-16
Weakness: CWE-189

Description

Integer signedness error in the ttioctl function in bsd/kern/tty.c in the xnu kernel in Apple Mac OS X 10.4 through 10.4.10 allows local users to cause a denial of service (system shutdown) or gain privileges via a crafted TIOCSETD ioctl request.

Affected products

macOS: 10.4.1, 10.4.2, 10.4.3, 10.4.4, 10.4.5, 10.4.6 (+4)
Apple Mac Os X Server: 10.4.1, 10.4.2, 10.4.3, 10.4.4, 10.4.5, 10.4.6 (+4)

References

http://docs.info.apple.com/article.html?artnum=307041
http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
http://secunia.com/advisories/27643
http://securitytracker.com/id?1018950
http://www.securityfocus.com/archive/1/483753/100/200/threaded
http://www.securityfocus.com/bid/26444
http://www.trapkit.de/advisories/TKADV2007-001.txt
http://www.us-cert.gov/cas/techalerts/TA07-319A.html
http://www.vupen.com/english/advisories/2007/3868
https://exchange.xforce.ibmcloud.com/vulnerabilities/38470
http://docs.info.apple.com/article.html?artnum=307041
http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html

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