Bug#897247: undertow: CVE-2018-1114: File descriptor leak caused by JarURLConnection.getLastModified() allows attacker to cause a denial of service

[Salvatore Bonaccorso]

Source: undertow
Version: 1.4.23-3
Severity: important
Tags: patch security upstream
Forwarded: https://issues.jboss.org/browse/UNDERTOW-1338

Hi,

The following vulnerability was published for undertow.

CVE-2018-1114[0]:
|File descriptor leak caused by JarURLConnection.getLastModified()
|allows attacker to cause a denial of service

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2018-1114
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1114
[1] https://issues.jboss.org/browse/UNDERTOW-1338

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

-- System Information:
Debian Release: buster/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 4.15.0-2-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled