CVE-2015-1333: Memory leak in the __key_link_end function in security/keys/keyring.c in the Linux kernel before 4.1.4 allo...

Security readout for executives and security teams

CVE-2015-1333 is a Linux kernel flaw where a local user can make the system leak memory until it becomes unstable or unavailable. The impact is denial of service, not documented remote compromise. Business urgency is highest for shared Linux systems that allow untrusted local users or workloads. Exposure is likely on Linux systems running kernels before the fixed upstream release, or vendor kernels that lack the relevant backport. Risk is concentrated on multi-user servers, shared hosting, build systems, and environments running untrusted local code. Address during normal security patch cycles, with faster action for shared or multi-tenant Linux hosts. This is an availability issue requiring local access, so it is usually less urgent than remotely exploitable kernel vulnerabilities. Mitigation focus: Apply vendor kernel security updates for affected distributions.; Use kernels including the upstream fix or Linux 4.1.4 or later.; Confirm vendor backport status rather than relying only on version strings..

Prepared

Jun 13, 2026, 22:03 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.