CVE-2021-39518 is a heap-based buffer overflow vulnerability found in libjpeg through version 2020021, specifically within the LineBuffer::FetchRegion() function. With a CVSS score of 6.5 (Medium), it can be triggered remotely with low attack complexity, requiring user interaction, and primarily impacts availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2020021CPE matchmatch criteria | cpe:2.3:a:jpeg:libjpeg:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.