A heap-based buffer overflow in the sixel_encoder_output_without_macro function in encoder.c of Libsixel 1.8.4 allows attackers to cause a denial of service (DOS) via converting a crafted PNG file into Sixel format.
Metrics
Affected Vendors & Products
References
Link | Providers |
---|---|
https://github.com/saitoha/libsixel/issues/123 |
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2021-08-10T20:19:47
Updated: 2024-08-04T14:30:33.580Z
Reserved: 2020-08-13T00:00:00
Link: CVE-2020-21677
Vulnrichment
No data.
NVD
Status : Modified
Published: 2021-08-10T21:15:07.447
Modified: 2024-11-21T05:12:47.023
Link: CVE-2020-21677
Redhat
No data.