CVE-2022-2879

Description

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.

Affected products

• Go standard library / archive/tar0 – 1.18.7
• Go standard library / archive/tar1.19.0-0 – 1.19.2

References

• MISChttps://go.dev/issue/54853
• MISChttps://go.dev/cl/439355
• MISChttps://groups.google.com/g/golang-announce/c/xtuG5faxtaU
• MISChttps://pkg.go.dev/vuln/GO-2022-1037
• MISChttps://security.gentoo.org/glsa/202311-09