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Vulnerability of UPX: buffer overflow via canUnpack

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via canUnpack() of UPX, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Fedora, openSUSE Leap, SLES.
Severity of this weakness: 2/4.
Creation date: 12/08/2019.
Références of this bulletin: CVE-2019-14296, FEDORA-2019-9a0f02c8c8, FEDORA-2019-bf4633142b, openSUSE-SU-2020:0163-1, openSUSE-SU-2020:0180-1, VIGILANCE-VUL-30006.

Description of the vulnerability 

An attacker can trigger a buffer overflow via canUnpack() of UPX, in order to trigger a denial of service, and possibly to run code.
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This threat alert impacts software or systems such as Fedora, openSUSE Leap, SLES.

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 

Fedora: new upx packages.
New packages are available:
  Fedora 29: upx 3.95-4.fc29
  Fedora 30: upx 3.95-4.fc30

openSUSE Leap 15.1: new upx packages.
New packages are available:
  openSUSE Leap 15.1: upx 3.96-lp151.3.3.1

SUSE LE 15 SP1: new upx packages.
New packages are available:
  SUSE LE 15 SP1: upx 3.96-bp151.4.3.1
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