CVE-2009-2767 describes a NULL pointer dereference vulnerability in the Linux kernel's init_posix_timers function (kernel/posix-timers.c) before version 2.6.31-rc6. This flaw allows local users to trigger a denial of service (OOPS) or potentially escalate privileges through a crafted CLOCK_MONOTONIC_RAW clock_nanosleep call. With a CVSS score of 7.2, it is considered highly severe due to its local attack vector, low attack complexity, and complete impact on confidentiality, integrity, and availability. While not listed in CISA's KEV or Hot List, a public exploit (EDB-33148) exists, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.6.24.7CPE matchmatch criteria | cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:* | ||
2.6.25.15CPE matchmatch criteria | cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:* | ||
<= 2.6.16.31CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:-rc5:*:*:*:*:*:* | ||
2.6CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:* | ||
2.6.0CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C
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