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Ubuntu 20.04 LTS: USN-6298-1 moderate: zziplib denial of service

ubuntu
Calendar Grey August 17, 2023
Dist Ubuntu Esm H88
Multiple ZZIPlib security flaws resolved in Ubuntu Security Announcement USN-6298-1, influencing various Ubuntu LTS versions.
Several security issues were fixed in ZZIPlib.

Summary

Several security issues were fixed in ZZIPlib.

Software Description:

- zziplib: The ZZIPlib provides read access on ZIP-archives and unpacked data

Details:

Liu Zhu discovered that ZZIPlib incorrectly handled certain inputs. If a

user or an automated system were tricked into opening a specially crafted

input file, a remote attacker could possibly use this issue to cause a

denial of service. (CVE-2018-7727)

YiMing Liu discovered that ZZIPlib incorrectly handled certain inputs. If a

user or an automated system were tricked into opening a specially crafted

input file, a remote attacker could possibly use this issue to cause a

denial of service. (CVE-2020-18442)

Topics%20covered

Topics Covered

security advisory moderate denial of service DoS security fix Ubuntu ZZIPlib

Update Instructions

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

Ubuntu 20.04 LTS:
   libzzip-0-13                    0.13.62-3.2ubuntu1.1
   libzzip-dev                     0.13.62-3.2ubuntu1.1
   zziplib-bin                     0.13.62-3.2ubuntu1.1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   libzzip-0-13                    0.13.62-3.1ubuntu0.18.04.1+esm1
   libzzip-dev                     0.13.62-3.1ubuntu0.18.04.1+esm1
   zziplib-bin                     0.13.62-3.1ubuntu0.18.04.1+esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   libzzip-0-13                    0.13.62-3ubuntu0.16.04.2+esm1
   libzzip-dev                     0.13.62-3ubuntu0.16.04.2+esm1
   zziplib-bin                     0.13.62-3ubuntu0.16.04.2+esm1

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

References

https://ubuntu.com/security/notices/USN-6298-1

CVE-2018-7727, CVE-2020-18442

Ubuntu Security Notice USN-6298-1

Topics%20covered

Topics Covered

security advisory moderate denial of service DoS security fix Ubuntu ZZIPlib

Package Information

https://launchpad.net/ubuntu/+source/zziplib/0.13.62-3.2ubuntu1.1

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