An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers.
The bug may be exploitable by an unprivileged user to obtain superuser privileges.
Metrics
Affected Vendors & Products
References
History
Fri, 01 May 2026 13:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:o:freebsd:freebsd:13.5:-:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:beta3:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p10:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p11:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p12:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p1:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p2:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p3:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p4:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p5:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p6:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p7:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p8:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:13.5:p9:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:-:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p10:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p11:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p1:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p2:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p3:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p4:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p5:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p6:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p7:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p8:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.3:p9:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.4:-:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.4:p1:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.4:p2:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:14.4:rc1:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:-:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p1:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p2:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p3:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p4:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p5:*:*:*:*:*:* cpe:2.3:o:freebsd:freebsd:15.0:p6:*:*:*:*:*:* |
Thu, 30 Apr 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
Thu, 30 Apr 2026 08:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Freebsd
Freebsd freebsd |
|
| Vendors & Products |
Freebsd
Freebsd freebsd |
Thu, 30 Apr 2026 07:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers. The bug may be exploitable by an unprivileged user to obtain superuser privileges. | |
| Title | Local privilege escalation via execve() | |
| Weaknesses | CWE-783 | |
| References |
|
Status: PUBLISHED
Assigner: freebsd
Published: 2026-04-30T07:02:48.276Z
Updated: 2026-05-01T03:55:53.412Z
Reserved: 2026-04-28T05:26:31.296Z
Link: CVE-2026-7270
Updated: 2026-04-30T13:07:51.669Z
Status : Analyzed
Published: 2026-04-30T07:16:41.710
Modified: 2026-05-01T12:47:47.097
Link: CVE-2026-7270
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