cve 2022 4899

About this tag
CVE-2022-4899 is a vulnerability in the zstd command-line utility, affecting versions introduced in older maintenance releases. The bug allows an empty string passed to certain command-line options to trigger a buffer overrun, potentially crashing or disabling processes that use the zstd CLI. The issue was fixed in upstream releases and distribution packages by rejecting empty-directory arguments, preventing out-of-bounds buffer access. This tag covers discussions about the vulnerability, its impact on systems using zstd, and the patch that resolves it.

  1. CVE-2022-4899: Zstd CLI Empty String Bug and Patch

    A subtle mistake in zstd’s argument-handling code allows a trivial input — an empty string passed to certain command-line options — to produce a buffer overrun that can crash or disable processes that use the zstd CLI. The bug, tracked as CVE-2022-4899, affects the zstd command-line utility...
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