CVE-2018-11273
In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, 'voice_svc_dev' is allocated as a device-managed resource.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, 'voice_svc_dev' is allocated as a device-managed resource. If error 'cdev_alloc_err' occurs, 'device_destroy' will free all associated resources, including 'voice_svc_dev' leading to a double free.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.19% probability · 9th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-415
- Affected
- google/android
- Source
- product-security@qualcomm.com
References
- https://source.android.com/security/bulletin/pixel/2018-09-01#qualcomm-componentsPatch, Vendor Advisory
- https://source.codeaurora.org/quic/la/kernel/msm-3.18/commit/?id=789d4d21c3f1818dcbf74da4a051598e8f53676cPatch, Third Party Advisory
- https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=f34f6271362484c1f87f4176e72a3bfb80ee7711Patch, Third Party Advisory
- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletinPatch, Third Party Advisory
- https://source.android.com/security/bulletin/pixel/2018-09-01#qualcomm-componentsPatch, Vendor Advisory
- https://source.codeaurora.org/quic/la/kernel/msm-3.18/commit/?id=789d4d21c3f1818dcbf74da4a051598e8f53676cPatch, Third Party Advisory
- https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=f34f6271362484c1f87f4176e72a3bfb80ee7711Patch, Third Party Advisory
- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletinPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.