PT-2018-5997 · Mozilla+2 · Firefox Os+2

Published 2018-03-30 · Updated 2018-04-23 · CVE-2017-15826

Positive Technologies (AI Summary)

CVSS v2.0

4.4

Medium

Base vector

AV:L/AC:M/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions: Android for MSM versions prior to 2017-10-20 Firefox OS for MSM versions prior to 2017-10-20 QRD Android versions prior to 2017-10-20

Description: A double free issue may exist due to a race condition in the MDSS rotator. This occurs when two threads attempt to free the same perf structures, potentially leading to a double free vulnerability.

Recommendations: For Android for MSM versions prior to 2017-10-20, update to a version released after 2017-10-20 to resolve the issue. For Firefox OS for MSM versions prior to 2017-10-20, update to a version released after 2017-10-20 to resolve the issue. For QRD Android versions prior to 2017-10-20, update to a version released after 2017-10-20 to resolve the issue.

Fix

Race Condition

Double Free

Weakness Enumeration

CWE-362

CWE-415

Related Identifiers

CVE-2017-15826

Affected Products

Android

Firefox Os

Qrd Android

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2017-15826 · Security Note
• https://source.android.com/security/bulletin/pixel/2018-02-01 · Vendor Advisory
• https://source.codeaurora.org/quic/la/kernel/msm-4.4/commit/?id=5ac3e9d038a7ee7edf77dde2dffae6f8ba528848 · Patch