CVE-2021-0968 — Integer Overflow or Wraparound in Google Android

CWE-190 — Integer Overflow or Wraparound6 documents6 sources
Severity
8.8HIGHNVD
EPSS
0.5%
top 34.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System BTGoogle Android
Timeline
PublishedDec 15
Latest updateMar 14

Description

In osi_malloc and osi_calloc of allocator.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-197868577

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-10 Android-11 Android-12 Android-9
▶NVDgoogle/android4 versions+3
▶Androidplatform/system_bt9:0 — 9:2021-12-01+3

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-53f8-7jq7-5j37: In osi_malloc and osi_calloc of allocator↗2021-12-16
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CVEList
CVE-2021-0968: In osi_malloc and osi_calloc of allocator↗2021-12-15
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OSV
CVE-2021-0968: In osi_malloc and osi_calloc of allocator↗2021-12-01
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📋Vendor Advisories

2
CISA ICS
Siemens SIMATIC↗2024-03-14
▶
Android
CVE-2021-0968: Android Security Bulletin 2021-12-01 CVE: CVE-2021-0968 Severity: CRITICAL Type: RCE Affected AOSP versions: 9, 10, 11, 12 References: A-197868577↗2021-12-01
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CVE-2021-0968 — Integer Overflow or Wraparound | cvebase