CVE-2022-2879

HIGH7.5

Unbounded memory consumption when reading headers in archive/tar

Published Oct 14, 2022

Modified 1 years ago

Details

Reader.Read does not set a limit on the maximum size of file headers. A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics. After fix, Reader.Read limits the maximum size of header blocks to 1 MiB.

References

WEB

https://go.dev/cl/439355

WEB

https://go.dev/issue/54853

WEB

https://groups.google.com/g/golang-announce/c/xtuG5faxtaU

WEB

https://pkg.go.dev/vuln/GO-2022-1037

WEB

https://security.gentoo.org/glsa/202311-09

ADVISORY