The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of libbfd: out-of-bounds memory reading via bfd_get_debug_link_info_1

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via bfd_get_debug_link_info_1() of libbfd, in order to trigger a denial of service, or to obtain sensitive information.
Impacted software: openSUSE Leap, Solaris, SIMATIC, SUSE Linux Enterprise Desktop, SLES.
Severity of this computer vulnerability: 2/4.
Creation date: 17/10/2018.
Références of this announce: bulletinapr2018, CVE-2018-6759, openSUSE-SU-2018:3223-1, openSUSE-SU-2018:3323-1, openSUSE-SU-2019:2415-1, openSUSE-SU-2019:2432-1, SSB-439005, SUSE-SU-2018:3170-1, SUSE-SU-2018:3170-2, SUSE-SU-2018:3207-1, VIGILANCE-VUL-27526.

Description of the vulnerability 

An attacker can force a read at an invalid address via bfd_get_debug_link_info_1() of libbfd, in order to trigger a denial of service, or to obtain sensitive information.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This security announce impacts software or systems such as openSUSE Leap, Solaris, SIMATIC, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this threat 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 vulnerability announce.

Solutions for this threat 

openSUSE Leap 15.0: new binutils packages (23/10/2018).
New packages are available:
  openSUSE Leap 15.0: binutils 2.31-lp150.5.3.1

openSUSE Leap 15.0: new binutils packages (31/10/2019).
New packages are available:
  openSUSE Leap 15.0: binutils 2.32-lp150.10.1

openSUSE Leap 15.1: new binutils packages.
New packages are available:
  openSUSE Leap 15.1: binutils 2.32-lp151.3.3.1

openSUSE Leap 42.3: new binutils packages.
New packages are available:
  openSUSE Leap 42.3: binutils 2.31-19.1

Oracle Solaris: patch for third party software of April 2018 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

SIMATIC S7-1500 CPU 1518: workaround for GNU/Linux Vulnerabilities.
A workaround is indicated in the information source.

SUSE LE 12: new binutils packages.
New packages are available:
  SUSE LE 12 RTM: binutils 2.31-9.26.1
  SUSE LE 12 SP1: binutils 2.31-9.26.1
  SUSE LE 12 SP2: binutils 2.31-9.26.1
  SUSE LE 12 SP3: binutils 2.31-9.26.1

SUSE LE 15: new binutils packages (17/10/2018).
New packages are available:
  SUSE LE 15 RTM: binutils 2.31-6.3.1

SUSE LE 15: new binutils packages (29/10/2018).
New packages are available:
  SUSE LE 15 RTM: binutils 2.31-6.3.1

Wind River Linux: solution (17/04/2018).
The solution is indicated in information sources.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides applications vulnerabilities analysis. The technology watch team tracks security threats targeting the computer system.