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cybersecurity vulnerability CVE-2019-15505

Linux kernel: out-of-bounds memory reading via technisat-usb2.c

Synthesis of the vulnerability

An attacker can force a read at an invalid address via technisat-usb2.c of the Linux kernel, in order to trigger a denial of service, or to obtain sensitive information.
Severity of this announce: 2/4.
Creation date: 26/08/2019.
Références of this computer vulnerability: CERTFR-2019-AVI-518, CERTFR-2019-AVI-527, CVE-2019-15505, FEDORA-2019-4c91a2f76e, FEDORA-2019-97380355ae, K28222050, SSA:2019-311-01, USN-4157-1, USN-4157-2, USN-4162-1, USN-4162-2, USN-4163-1, USN-4163-2, VIGILANCE-VUL-30163.
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Description of the vulnerability

An attacker can force a read at an invalid address via technisat-usb2.c of the Linux kernel, in order to trigger a denial of service, or to obtain sensitive information.
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This vulnerability impacts software or systems such as BIG-IP Hardware, TMOS, Fedora, Linux, Slackware, Ubuntu.

Our Vigil@nce team determined that the severity of this security announce is medium.

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 computer vulnerability note.

Solutions for this threat

Linux kernel: version 5.3.1.
The version 5.3.1 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.3.1.tar.xz

Linux kernel: version 5.2.17.
The version 5.2.17 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.17.tar.xz

Linux kernel: version 4.19.75.
The version 4.19.75 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.19.75.tar.xz

Linux kernel: version 4.14.146.
The version 4.14.146 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.14.146.tar.xz

Linux kernel: version 4.9.194.
The version 4.9.194 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.9.194.tar.xz

Linux kernel: version 4.4.194.
The version 4.4.194 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.9.194.tar.xz

Linux kernel: patch for technisat-usb2.c.
A patch is indicated in information sources.

F5 BIG-IP: solution for Linux.
The solution is indicated in information sources.

Fedora: new kernel-headers packages.
New packages are available:
  Fedora 29: kernel-headers 5.2.11-100.fc29
  Fedora 30: kernel-headers 5.2.11-200.fc30

Fedora: new kernel packages (04/09/2019).
New packages are available:
  Fedora 29: kernel 5.2.11-100.fc29
  Fedora 30: kernel 5.2.11-200.fc30

Fedora: new kernel-tools packages.
New packages are available:
  Fedora 29: kernel-tools 5.2.11-100.fc29
  Fedora 30: kernel-tools 5.2.11-200.fc30

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

Ubuntu 19.04: new linux-image-5.0.0 packages.
New packages are available:
  Ubuntu 19.04: linux-image-generic 5.0.0.32.33
  Ubuntu 18.04 LTS: linux-image-generic-hwe-18.04 5.0.0.32.89

Ubuntu: new linux-image-4.15.0 packages.
New packages are available:
  Ubuntu 14.04 ESM: linux-image-azure 4.15.0.1061.47
  Ubuntu 16.04 LTS: linux-image-generic-hwe-16.04 4.15.0.66.86
  Ubuntu 18.04 LTS: linux-image-generic 4.15.0.66.68

Ubuntu: new linux-image-4.4.0 packages.
New packages are available:
  Ubuntu 16.04 LTS: linux-image-generic 4.4.0.166.174
  Ubuntu 14.04 ESM: linux-image-aws 4.4.0.1056.57
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