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Vulnerability of golang-googlecode-go-crypto: information disclosure via Salsa20 Counter Cycle

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Salsa20 Counter Cycle of golang-googlecode-go-crypto, in order to obtain sensitive information.
Vulnerable systems: Debian.
Severity of this threat: 2/4.
Creation date: 01/07/2019.
Références of this weakness: CVE-2019-11840, DLA-1840-1, DLA-2402-1, VIGILANCE-VUL-29654.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Salsa20 Counter Cycle of golang-googlecode-go-crypto, in order to obtain sensitive information.
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This threat alert impacts software or systems such as Debian.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin 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 weakness note.

Solutions for this threat 

Debian 8: new golang-go.crypto packages.
New packages are available:
  Debian 8: golang-go.crypto 0.0~hg190-1+deb8u1

Debian 9: new golang-go.crypto packages.
New packages are available:
  Debian 9: golang-go.crypto 1:0.0~git20170407.0.55a552f+REALLY.0.0~git20161012.0.5f31782-1+deb9u1
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