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Ubuntu 25.04: dpkg Important Disk Space Denial of Service USN-7768-1

ubuntu
Calendar Grey September 24, 2025
Dist Ubuntu Esm H88
Ubuntu versions 25.04 and 24.04 LTS are facing significant vulnerabilities that necessitate urgent patches to dpkg as they pose denial of service threats. Immediate action is crucial!
dpkg could be made to consume disk space if it opened a specially crafted file.

Summary

dpkg could be made to consume disk space if it opened a specially crafted

file.

Software Description:

- dpkg: Debian package management system

Details:

It was discovered that dpkg incorrectly handled removing certain temporary

directories. An attacker could possibly use this issue to consume disk

space, leading to a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important dpkg

Update Instructions

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

Ubuntu 25.04
  dpkg                            1.22.18ubuntu2.2
  libdpkg-perl                    1.22.18ubuntu2.2

Ubuntu 24.04 LTS
  dpkg                            1.22.6ubuntu6.5
  libdpkg-perl                    1.22.6ubuntu6.5

Ubuntu 22.04 LTS
  dpkg                            1.21.1ubuntu2.6
  libdpkg-perl                    1.21.1ubuntu2.6

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

References

https://ubuntu.com/security/notices/USN-7768-1

CVE-2025-6297

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7768-1

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important dpkg

Package Information

https://launchpad.net/ubuntu/+source/dpkg/1.22.6ubuntu6.5

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