UBUNTU-CVE-2021-32840

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UBUNTU-CVE-2021-32840

Summary:

Details: SharpZipLib (or #ziplib) is a Zip, GZip, Tar and BZip2 library. Prior to version 1.3.3, a TAR file entry `../evil.txt` may be extracted in the parent directory of `destFolder`. This leads to arbitrary file write that may lead to code execution. The vulnerability was patched in version 1.3.3.

References: https://ubuntu.com/security/CVE-2021-32840, https://securitylab.github.com/advisories/GHSL-2021-125-sharpziplib/, https://github.com/icsharpcode/SharpZipLib/releases/tag/v1.3.3, https://github.com/icsharpcode/SharpZipLib/commit/a0e96de70b5264f4c919b09253b1522bc7a221cc, https://www.cve.org/CVERecord?id=CVE-2021-32840