CVE-2022-20509 — Out-of-bounds Write in System Libfmq

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
6.7MEDIUMNVD
EPSS
0.0%
top 96.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System LibfmqGoogle Android
Timeline
PublishedDec 16
Latest updateDec 20

Description

In mapGrantorDescr of MessageQueueBase.h, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-244713317

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages3 packages

▶Androidplatform/system_libfmq13:0 — 13:2022-12-01
▶CVEListV5google/androidAndroid-13
▶NVDgoogle/android13.0

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-cxgm-9wgx-pjp4: In mapGrantorDescr of MessageQueueBase↗2022-12-20
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CVEList
CVE-2022-20509: In mapGrantorDescr of MessageQueueBase↗2022-12-16
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OSV
CVE-2022-20509: In mapGrantorDescr of MessageQueueBase↗2022-12-01
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CVE-2022-20509 — Out-of-bounds Write in System Libfmq | cvebase