CVE-2015-3339 describes a race condition in the Linux kernel's prepare_binprm function (fs/exec.c) affecting versions before 3.19.6, including Debian distributions. This flaw allows a local attacker to elevate privileges by executing a setuid program during a specific window when a chown operation is changing ownership to root but the setuid bit hasn't been stripped yet. With a CVSS score of 6.2 (AV:L/AC:H/Au:N/C:C/I:C/A:C), it indicates high impact on confidentiality, integrity, and availability, but requires high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting it is not a widely targeted vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.19.5CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:H/Au:N/C:C/I:C/A:C
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