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Vulnerability of file: out-of-bounds memory reading via do_bid_note

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via do_bid_note() of file, in order to trigger a denial of service, or to obtain sensitive information.
Impacted software: Fedora, Ubuntu.
Severity of this computer vulnerability: 2/4.
Creation date: 01/03/2019.
Références of this announce: CVE-2019-8904, FEDORA-2019-15f5147b27, USN-3911-1, USN-3911-2, VIGILANCE-VUL-28630.

Description of the vulnerability 

An attacker can force a read at an invalid address via do_bid_note() of file, in order to trigger a denial of service, or to obtain sensitive information.
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This security threat impacts software or systems such as Fedora, Ubuntu.

Our Vigil@nce team determined that the severity of this computer weakness note is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer threat alert.

Solutions for this threat 

Fedora 29: new file packages.
New packages are available:
  Fedora 29: file 5.34-12.fc29

Ubuntu: new file packages.
New packages are available:
  Ubuntu 18.10: file 1:5.34-2ubuntu0.1
  Ubuntu 18.04 LTS: file 1:5.32-2ubuntu0.4
  Ubuntu 16.04 LTS: file 1:5.25-2ubuntu1.4

Wind River Linux: solution (21/05/2019).
The solution is indicated in information sources.
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