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OpenAdvisories
High · 8.4 CVE-2018-25222 EUVD-2018-21702GHSA-g5hv-3r2w-5ch9

SC v7.16 Stack-Based Buffer Overflow Remote Code Execution

Published Mar 28, 2026 · Updated Mar 30, 2026 · Assigned by VulnCheck

Description

SC v7.16 contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying oversized input that exceeds buffer boundaries. Attackers can craft malicious input strings exceeding 1052 bytes to overwrite the instruction pointer and execute shellcode in the application context.

Affected products

VendorProductAffectedFixed
sc SC 7.16 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 sc No fix yet —
Debian 13 sc No fix yet —
Debian 12 sc No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 sc No fix yet —
Ubuntu 26.04 LTS sc No fix yet —
Ubuntu 25.10 sc No fix yet —
Ubuntu 24.04 LTS sc No fix yet —
Ubuntu 22.04 LTS sc No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS sc No fix yet —
Ubuntu 18.04 LTS sc No fix yet —
Ubuntu 16.04 LTS sc No fix yet —

References