CVE-2015-3798

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2015-08-17 · updated 2026-06-17
Weakness: CWE-119

Description

The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.

Affected products

Apple Iphone Os: through 8.4
macOS: through 10.10.4

References

http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html
http://www.securityfocus.com/bid/76343
http://www.securitytracker.com/id/1033275
https://code.google.com/p/google-security-research/issues/detail?id=429
https://support.apple.com/kb/HT205030
https://support.apple.com/kb/HT205031
https://www.exploit-db.com/exploits/38262/
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00002.html
http://www.securityfocus.com/bid/76343
http://www.securitytracker.com/id/1033275

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