CVE-2015-3027

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-04-10 · updated 2026-06-17
Weakness: CWE-264

Description

Clang in LLVM, as used in Apple Xcode before 6.3, performs incorrect register allocation in a way that triggers stack storage for stack cookie pointers, which might allow context-dependent attackers to bypass a stack-guard protection mechanism via crafted input to an affected C program.

Affected products

Apple Xcode: through 6.2

References

http://lists.apple.com/archives/security-announce/2015/Apr/msg00004.html
http://www.securityfocus.com/bid/73987
http://www.securitytracker.com/id/1032081
https://support.apple.com/HT204663
http://lists.apple.com/archives/security-announce/2015/Apr/msg00004.html
http://www.securityfocus.com/bid/73987
http://www.securitytracker.com/id/1032081
https://support.apple.com/HT204663

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