CVE Explorer
CVE-2026-7270
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","modules":["kernel"],"product":"FreeBSD","vendor":"FreeBSD","versions":[{"lessThan":"p7","status":"affected","version":"15.0-RELEASE","versionType":"release"},{"lessThan":"p3","status":"affected","version":"14.4-RELEASE","versionType":"release"},{"lessThan":"p12","status":"affected","version":"14.3-RELEASE","versionType":"release"},{"lessThan":"p13","status":"affected","version":"13.5-RELEASE","versionType":"release"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-783","description":"CWE-783: Operator Precedence Logic Error","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"url":"https://blog.calif.io/p/cve-2026-7270-how-i-get-root-on-freebsd"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/adp/1/references/0
{"url":"https://news.ycombinator.com/item?id=48077971"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/adp/1/references/1
{"tags":["vendor-advisory"],"url":"https://security.freebsd.org/advisories/FreeBSD-SA-26:13.exec.asc"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4f5408d2c2b778647f4c00ff515f3e9d6eee07393f6d7d534c31ec978f3d9481 · sha256:ff03b6b30915b41b… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.