CVE-2026-16743
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
A flaw was found in accountsservice. The systemd-homed code path for SetIconFile opens a user-supplied filename as root without the validation and privilege drop performed by the classic handler. A local attacker with a systemd-homed-managed account can read arbitrary files accessible to the accounts-daemon process.
Affected Software
| Vendor | Product | Version Range | Status |
|---|
Weaknesses
- CWE-269: Improper Privilege Management
Workarounds
Avoid using systemd-homed-managed accounts on systems running a vulnerable accountsservice build.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://access.redhat.com/security/cve/CVE-2026-16743
- https://bugzilla.redhat.com/show_bug.cgi?id=2506381
- https://gitlab.freedesktop.org/accountsservice/accountsservice/-/work_items/138
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