CVE-2021-32265
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the...
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
CVE-2021-32265- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE ListNo score
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
CVE-2021-32265- Updated
- 2026-11-02
EUVDEUVD-2021-19120No score
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
EUVD-2021-19120- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-72vm-gmpv-57x3No score
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the...
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
GHSA-72vm-gmpv-57x3- Weakness
- CWE-120
- Updated
- 2026-11-02
OSV
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
CVE-2021-32265- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2021-32265
An issue was discovered in Bento4 through v1.6.0-637. A global-buffer-overflow exists in the function AP4_MemoryByteStream::WritePartial() located in Ap4ByteStream.cpp. It allows an attacker to cause code execution or information disclosure.
- Record
UBUNTU-CVE-2021-32265- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kodi-inputstream-adaptiveUbuntu:22.04:LTS | All versions, plus listed versions 2.6.14+ds1-12.6.23+ds1-119.0.0+ds1-119.0.0+ds1-2 | None known |
kodi-inputstream-adaptiveUbuntu:24.04:LTS | All versions, plus listed versions 20.3.11+ds-120.3.17+ds-420.3.18+ds-120.3.18+ds-1build1 | None known |
kodi-inputstream-adaptiveUbuntu:25.10 | All versions, plus listed versions 21.5.9+ds-1 | None known |
kodi-inputstream-adaptiveUbuntu:26.10 | All versions, plus listed versions 21.5.16+ds-1 | None known |
kodi-inputstream-adaptiveUbuntu:26.04:LTS | All versions, plus listed versions 21.5.9+ds-121.5.16+ds-1 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-32265 is a high vulnerability (CVSS 8.8) in Axiosys Bento4, published September 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.56%, the 75th percentile. No source names a fixed version.