An issue discovered in XZ 5.2.5 allows attackers to cause...
Vulnerability Description
An issue discovered in XZ 5.2.5 allows attackers to cause a denial of service via decompression of a crafted file. NOTE: the vendor disputes the claims of "endless output" and "denial of service" because decompression of the 17,486 bytes always results in 114,881,179 bytes, which is often a reasonable size increase.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://tukaani.org/xz/
- https://github.com/snappyJack/CVE-request-XZ-5.2.5-has-denial-of-service-vulnerability
- https://github.com/tukaani-project/xz/issues/61
- https://security-tracker.debian.org/tracker/CVE-2020-22916
- https://bugzilla.redhat.com/show_bug.cgi?id=2234987
- https://bugzilla.suse.com/show_bug.cgi?id=1214590
- http://web.archive.org/web/20230918084612/https://github.com/snappyJack/CVE-request-XZ-5.2.5-has-denial-of-service-vulnerability
Affected Vendor
tukaani
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.