CVE-2008-2365: Race condition in the ptrace and utrace support in the Linux kernel 2.6.9 through 2.6.25, as used in Red Ha...

Security readout for executives and security teams

CVE-2008-2365 is a Linux kernel race condition that can let a local user crash the system. The issue involves ptrace/utrace handling during repeated attach/detach activity. The business impact is availability loss on legacy Linux hosts, not remote compromise based on the supplied sources. Exposure is most likely on unsupported or long-lived legacy Linux systems using affected 2.6-era kernels, including RHEL 4 as named in the CVE description. An attacker needs local user access. Modern kernels are unlikely to be affected, but the supplied data does not provide a complete product matrix. Handle during legacy-risk remediation unless affected systems support shared or untrusted local users, where outage risk justifies faster action. This is not evidenced as remotely exploitable or actively exploited in the supplied sources. Mitigation focus: Update affected systems using vendor-supported kernel packages.; Prioritize retiring unsupported Linux 2.6-era hosts.; Review Red Hat and Ubuntu advisories for applicable fixed builds..

Prepared

Jun 28, 2026, 18:52 UTC (UTC+00:00)

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