CVE-2026-58826
highIn ksys_unshare of fork.c, there is a possible memory corruption due to a use after free.
In ksys_unshare of fork.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
CVSS
8.4
8.4 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
Timeline (UTC)
Published: 2026-11-02 20:17
Modified: 2026-11-03 14:52
NVD status: Awaiting Analysis
Last synced 1 day ago
Verified against the source API 2026-11-03 15:20 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://android.googlesource.com/kernel/common/+/009c5006c969826d37a2c5fc2721a7bb20d72555 security@android.com
- https://android.googlesource.com/kernel/common/+/13beada2dac38c2d7303f1700aa16fb5053b919d security@android.com
- https://android.googlesource.com/kernel/common/+/efe16a3021b9f95eb1cb83e98d0d1db9bff94ce4 security@android.com
- https://android.googlesource.com/kernel/common/+/f7d26609785ce56170645d56f306db38e8ba277a security@android.com
- https://source.android.com/docs/security/bulletin/2026/2026-11-01 security@android.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 15:20 UTC · record ↗