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security vulnerability CVE-2019-17075

Linux kernel: denial of service via cxgb4 DMA

Synthesis of the vulnerability

An attacker can trigger a fatal error via cxgb4 DMA of the Linux kernel, in order to trigger a denial of service.
Severity of this threat: 1/4.
Creation date: 02/10/2019.
Références of this weakness: CVE-2019-17075, SSA:2019-311-01, VIGILANCE-VUL-30494.
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Description of the vulnerability

An attacker can trigger a fatal error via cxgb4 DMA of the Linux kernel, in order to trigger a denial of service.
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This computer weakness bulletin impacts software or systems such as Linux, Slackware.

Our Vigil@nce team determined that the severity of this computer threat announce is low.

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

An attacker with a expert ability can exploit this threat announce.

Solutions for this threat

Linux kernel: version 4.9.198.
The version 4.9.198 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.4.198.
The version 4.4.198 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: patch for cxgb4 DMA.
A patch is indicated in information sources.

Slackware 14.2: new kernel packages.
New packages are available:
  Slackware 14.2: kernel 4.4.199-*-1
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