#VU36604 Improper Validation of Array Index in Fedora - CVE-2018-17848

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Main Vulnerability Database Vulnerabilities #VU36604

#VU36604 Improper Validation of Array Index in Fedora - CVE-2018-17848

Published: October 1, 2018 / Updated: August 8, 2020


Vulnerability identifier: #VU36604
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-17848
CWE-ID: CWE-129
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Fedora
Software vendor:
Fedoraproject

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The html package (aka x/net/html) through 2018-09-25 in Go mishandles <math><template><mn><b></template>, leading to a "panic: runtime error" (index out of range) in (*insertionModeStack).pop in node.go, called from inHeadIM, during an html.Parse call.


Remediation

Install update from vendor's website.

External links