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Vulnerability of PostSRSd: overload via Long Timestamp Tag

Synthesis of the vulnerability 

An attacker can trigger an overload via Long Timestamp Tag of PostSRSd, in order to trigger a denial of service.
Impacted systems: Debian, openSUSE Leap, SLES, Ubuntu.
Severity of this alert: 2/4.
Creation date: 21/12/2020.
Références of this alert: CVE-2020-35573, DLA-2502-1, openSUSE-SU-2021:0646-1, openSUSE-SU-2021:0669-1, USN-4730-1, VIGILANCE-VUL-34175.

Description of the vulnerability 

An attacker can trigger an overload via Long Timestamp Tag of PostSRSd, in order to trigger a denial of service.
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This computer vulnerability note impacts software or systems such as Debian, openSUSE Leap, SLES, Ubuntu.

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

Solutions for this threat 

Debian 9: new postsrsd packages.
New packages are available:
  Debian 9: postsrsd 1.4-1+deb9u1

openSUSE Leap 15.2: new postsrsd packages.
New packages are available:
  openSUSE Leap 15.2: postsrsd 1.11-lp152.4.3.1

SUSE LE 15 SP2: new postsrsd packages.
New packages are available:
  SUSE LE 15 SP2: postsrsd 1.11-bp152.4.3.1

Ubuntu 18.04: new postsrsd packages.
New packages are available:
  Ubuntu 18.04 LTS: postsrsd 1.4-1ubuntu0.1
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