GO-2021-0240

vendorUSosv

Panic when reading certain archives in archive/zip

view advisory published 2022-02-17Licence: per source

NewReader and OpenReader can cause a panic or an unrecoverable fatal error when reading an archive that claims to contain a large number of files, regardless of its actual size.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2021-33196US	high7.5	3.46% (89th)	—	2021-08-02
In archive/zip in Go before 1.15.13 and 1.16.x before 1.16.5, a crafted file count (in an archive's header) can cause a NewReader or OpenReader panic.

references

External citations — patches, advisories, analysis.

https://go.dev/cl/318909FIX
https://go.dev/issue/46242REPORT
https://go.googlesource.com/go/+/74242baa4136c7a9132a8ccd9881354442788c8cFIX
https://groups.google.com/g/golang-announce/c/RgCMkAEQjSIWEB

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