CVE-2022-0247 json
Write access to VMO data through copy-on-write in Fuchsia
published 4y ago modified 4mo ago also EUVD-2022-15439
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 0%
- public exploits
- 0
- none known
Summary
An issue exists in Fuchsia where VMO data can be modified through access to copy-on-write snapshots. A local attacker could modify objects in the VMO that they do not have permission to. We recommend upgrading past commit d97c05d2301799ed585620a9c5c739d36e7b5d3d or any of the listed versions.
Patch / fix
- Google LLC Fuchsia 4.1
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- last yr.
Exploit prediction
0.08% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N |
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:P/A:N |
Affected products
- Google LLC Fuchsia
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
fuchsia.googlesource.com
/fuchsia/+/d97c05d2301799ed585620a9c5c739d36e7b5d3d
mailing-list, patch, vendor-advisory
Sources
- CVE List CVE-2022-0247
- NVD CVE-2022-0247
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