CVE-2021-0515
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to...
CVE-2021-0515 is a critical vulnerability (CVSS 9.8) in Google Android, published July 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.44%, the 73rd percentile. Fixed in platform/external/chromium-libpac 8.1:2021-07-05.
- Severity
- 9.8 CriticalCVSS 3.1, NVD
- Exploit chance
- 1.44%EPSS, 73rd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
8.1:2021-07-05platform/external/chromium-libpac +7 more
Description
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-167389063
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/external/chromium-libpacAndroid | 8.1:0 up to 8.1:2021-07-05, plus listed versions 8.1 | 8.1:2021-07-05 |
platform/external/v8Android | 8.1:0 up to 8.1:2021-07-05, plus listed versions 8.1 | 8.1:2021-07-05 |
platform/external/chromium-libpacAndroid | 9:0 up to 9:2021-07-05, plus listed versions 9 | 9:2021-07-05 |
platform/external/v8Android | 9:0 up to 9:2021-07-05, plus listed versions 9 | 9:2021-07-05 |
platform/external/chromium-libpacAndroid | 10:0 up to 10:2021-07-05, plus listed versions 10 | 10:2021-07-05 |
platform/external/v8Android | 10:0 up to 10:2021-07-05, plus listed versions 10 | 10:2021-07-05 |
platform/external/chromium-libpacAndroid | 11:0 up to 11:2021-07-05, plus listed versions 11 | 11:2021-07-05 |
platform/external/v8Android | 11:0 up to 11:2021-07-05, plus listed versions 11 | 11:2021-07-05 |
What each source reports
NVD Score used
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-167389063
- Record
CVE-2021-0515- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE ListNo score
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-167389063
- Record
CVE-2021-0515- Updated
- 2026-11-02
EUVDEUVD-2021-3134No score
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-167389063
- Record
EUVD-2021-3134- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x5jx-rjh5-hhmxNo score
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to...
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-167389063
- Record
GHSA-x5jx-rjh5-hhmx- Weakness
- CWE-787
- Updated
- 2026-11-02
OSVASB-A-167389063No score
In Factory::CreateStrictFunctionMap of factory.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-167389063- Updated
- 2026-11-10
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
source.android.com/security/bulletin/2021-07-01
nvd.nist.gov/vuln/detail/CVE-2021-0515
github.com/advisories/GHSA-x5jx-rjh5-hhmx
android.googlesource.com/platform/external/chromium-libpac/+/438381db24b83e6fde76a4ca2c6a9fa91f822265