Out-of-bounds read in Google Android C2SoftApvDec decoder
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
Google Android versions 16, 16-qpr2 and 17 are affected, according to the sources, and no fixed version is listed. In C2SoftApvDec.cpp, a logic error causes an out-of-bounds read (CWE-125). A remote attacker can read information from the device without additional execution privileges or user interaction, leading to information disclosure.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
Description from the CNA
In process of C2SoftApvDec.cpp, there is a possible out-of-bounds read due to a logic error in the code. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version is listed for Android in the sources.
Written with Claude Haiku 5.5 from the sources below · 2026-11-03
Timeline
- 2026-11-02 Threatist record created from CVE-2026-58933
- 2026-11-02 Alias added: GHSA-4xxj-q6w6-xppc
- 2026-11-03 CVSS score added · CISA ADP
- 2026-11-03 Weakness changed · CISA ADP
- 2026-11-03 CISA SSVC decision points changed
References
More Google vulnerabilities
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2024-07390 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04898 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04600 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04346 Use after free in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2023-05824 Integer overflow in Google Chrome KEVCVSS 3.1CRITICAL 9.6
Sources
- CVE-2026-58933 · CVE Program
- CVE-2026-58933 · NVD
- FIRST EPSS
- GHSA-4xxj-q6w6-xppc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences