CVE-2021-39546
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder...
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder.cpp has a heap-based buffer overflow.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- 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 sela through 20200412. rice::RiceDecoder::process() in rice_decoder.cpp has a heap-based buffer overflow.
- Record
CVE-2021-39546- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/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-787
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder.cpp has a heap-based buffer overflow.
- Record
CVE-2021-39546- Updated
- 2026-11-02
EUVDEUVD-2021-25903 No score
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder.cpp has a heap-based buffer overflow.
- Record
EUVD-2021-25903- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c4xj-f6r4-75xg No score
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder...
An issue was discovered in sela through 20200412. rice::RiceDecoder::process() in rice_decoder.cpp has a heap-based buffer overflow.
- Record
GHSA-c4xj-f6r4-75xg- Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-39546 is a high vulnerability (CVSS 7.8) in Sela Project Sela, published September 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.76%, the 55th percentile. No source names a fixed version.