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dns library
About this tag
The dns library tag on WindowsForum.com covers discussions about the c-ares asynchronous DNS library, including security vulnerabilities such as CVE-2022-4904, a stack-overflow bug in sortlist parsing that was fixed in version 1.19.0. Topics include the impact of the flaw, patching strategies, and how applications integrate the library. The tag is relevant for developers and IT professionals managing DNS resolution in software or enterprise environments.
A stack‑overflow bug in the widely used asynchronous DNS library c‑ares — tracked as CVE‑2022‑4904 — allows unbounded input to overflow a local stack buffer during sortlist parsing, creating a denial‑of‑service condition and a limited confidentiality/integrity exposure; the defect was fixed...