CVE-2013-3954
The posix_spawn system call in the XNU kernel in Apple Mac OS X 10.8.x does not properly validate the data for file actions and port actions, which allows local users to (1) cause a denial of service (panic) via a size value that is inconsistent with a…
Does this matter?
Lower severity and a low EPSS score (0.42%). Track it; it rarely justifies an emergency change on its own.
Description
The posix_spawn system call in the XNU kernel in Apple Mac OS X 10.8.x does not properly validate the data for file actions and port actions, which allows local users to (1) cause a denial of service (panic) via a size value that is inconsistent with a header count field, or (2) obtain sensitive information from kernel heap memory via a certain size value in conjunction with a crafted buffer.
- CVSS 2.0
- 6.9 MEDIUMAV:L/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 0.42% probability · 35th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- apple/mac os x · apple/iphone os
- Source
- cve@mitre.org
References
- http://antid0te.com/syscan_2013/SyScan2013_Mountain_Lion_iOS_Vulnerabilities_Garage_Sale_Whitepaper.pdfExploit
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
- http://secunia.com/advisories/54886
- http://support.apple.com/kb/HT5934
- http://www.securitytracker.com/id/1029054
- http://www.syscan.org/index.php/sg/program/day/2
- http://antid0te.com/syscan_2013/SyScan2013_Mountain_Lion_iOS_Vulnerabilities_Garage_Sale_Whitepaper.pdfExploit
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
- http://secunia.com/advisories/54886
- http://support.apple.com/kb/HT5934
- http://www.securitytracker.com/id/1029054
- http://www.syscan.org/index.php/sg/program/day/2
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.