[USN-5097-1] LedgerSMB vulnerabilities

[Paulo Flabiano Smorigo]

==========================================================================
Ubuntu Security Notice USN-5097-1
September 30, 2021

ledgersmb vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.04 LTS

Summary:

ledgersmb could be made to crash if it received specially crafted
input.

Software Description:
- ledgersmb: financial accounting and ERP program

Details:

It was discovered that LedgerSMB incorrectly handled certain inputs. An
attacker could use this to leak sensitive information, cause a DoS, or
execute arbitrary code. (CVE-2021-3693, CVE-2021-3694, CVE-2021-3731)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.04:
  ledgersmb                       1.6.9+ds-2ubuntu0.1

Ubuntu 20.04 LTS:
  ledgersmb                       1.6.9+ds-1ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5097-1
  CVE-2021-3693, CVE-2021-3694, CVE-2021-3731

Package Information:
  https://launchpad.net/ubuntu/+source/ledgersmb/1.6.9+ds-2ubuntu0.1
  https://launchpad.net/ubuntu/+source/ledgersmb/1.6.9+ds-1ubuntu0.1
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