CVE-2026-42499

NameCVE-2026-42499
DescriptionPathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
golang-1.15 (PTS)bullseye1.15.15-1~deb11u4vulnerable
golang-1.19 (PTS)bookworm1.19.8-2vulnerable
golang-1.24 (PTS)trixie1.24.4-1vulnerable
golang-1.25 (PTS)forky1.25.9-1vulnerable
sid1.25.10-1fixed
golang-1.26 (PTS)forky1.26.2-3vulnerable
sid1.26.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
golang-1.15source(unstable)(unfixed)
golang-1.19source(unstable)(unfixed)
golang-1.24source(unstable)(unfixed)
golang-1.25source(unstable)1.25.10-1
golang-1.26source(unstable)1.26.3-1

Notes

https://go-review.googlesource.com/c/go/+/771520
https://github.com/golang/go/issues/78987
https://groups.google.com/g/golang-announce/c/qcCIEXso47M
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