SB2018091712 - Input validation error in Fedoraproject Fedora
Published: September 17, 2018 Updated: August 8, 2020
Security Bulletin ID
SB2018091712
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2018-17143)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The html package (aka x/net/html) through 2018-09-17 in Go mishandles <template><tBody><isindex/action=0>, leading to a "panic: runtime error" in inBodyIM in parse.go during an html.Parse call.
Remediation
Install update from vendor's website.
References
- https://github.com/golang/go/issues/27704
- https://go-review.googlesource.com/c/net/+/136575
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LREEWY6KNLHRWFZ7OT4HVLMVVCGGUHON/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UKRCI7WIOCOCD3H7NXWRGIRABTQOZOBK/