Buffer overflow in Adobe Svg Native Viewer
CVE-2021-39823
Adobe svg-native-viewer 8182d14dfad5d1e10f53ed830328d7d9a3cfa96d and earlier versions are affected by a heap buffer overflow vulnerability due to insecure handling of a malicious .svg file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
Vulnerability class: Buffer Overflow
EPSS: 0.042 (90.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Adobe Svg Native Viewer — versions unspecified
- Adobe Svg-native-viewer
- Linux Linux_kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@adobe.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-39823?
- CVE-2021-39823 is a high-severity vulnerability in Adobe Svg Native Viewer, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-09-27.
- How severe is CVE-2021-39823?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-39823 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.