CVE-2021-29922

NameCVE-2021-29922
Descriptionlibrary/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rustc (PTS)buster1.41.1+dfsg1-1~deb10u1vulnerable
bullseye1.48.0+dfsg1-2vulnerable
bookworm, sid1.59.0+dfsg1-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
rustcsource(unstable)1.53.0+dfsg1-1

Notes

[bullseye] - rustc <no-dsa> (Minor issue)
[buster] - rustc <no-dsa> (Minor issue)
[stretch] - rustc <ignored> (Minor issue. Patch can be backported, but risky.)
https://github.com/rust-lang/rust/issues/83648
https://github.com/rust-lang/rust/pull/83652
https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-015.md
https://github.com/rust-lang/rust/commit/974192cd98b3efca8e5cd293f641f561e7487b30

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