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Mageia 8: 2022-0169 Critical Update: Python-UJSON Buffer Overflow

mageia
Calendar Grey May 12, 2022
Dist Mageia Esm H88
Mageia 8 releases fix for buffer overflow issue in python-ujson. Important update tackles CVE-2021-45958 and related security vulnerabilities.
UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode)

Summary

UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode). Exploitation can, for example, use a large amount of indentation. (CVE-2021-45958)

References

- https://bugs.mageia.org/show_bug.cgi?id=30106

- https://lists.debian.org/debian-lts-announce/2022/02/msg00023.html

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/2DGMNYDS6YXY3YKK2GES4V5ZN5S4HX74/

- https://www.cve.org/CVERecord?id=CVE-2021-45958

Topics%20covered

Topics Covered

security advisory security update buffer overflow critical fix Mageia python-ujson

Resolution

SRPMS

- 8/core/python-ujson-5.2.0-1.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 12 May 2022
URL: https://advisories.mageia.org/MGASA-2022-0169.html
Type: security
CVE: CVE-2021-45958

Topics%20covered

Topics Covered

security advisory security update buffer overflow critical fix Mageia python-ujson

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