CVE-2015-8540 is an integer underflow vulnerability in the libpng library (versions 0.90 through 1.5.26) affecting products like Debian, Fedora, and Red Hat. This flaw, residing in the png_check_keyword function, allows remote attackers to trigger an out-of-bounds read by providing a space character as a keyword in a PNG image. With a CVSS score of 8.8 (High), it presents a significant risk (FAUCET Risk Score 87/100) due to its network-based attack vector and potential for high impact on confidentiality, integrity, and availability, though user interaction is required. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, and it is not listed in the CISA KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_desktop_supplementary:5.0:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_desktop_supplementary:6.0:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_server_supplementary:5.0:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux_server_supplementary:6.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.