CVE-2021-31525

NameCVE-2021-31525
Descriptionnet/http in Go before 1.15.12 and 1.16.x before 1.16.4 allows remote attackers to cause a denial of service (panic) via a large header to ReadRequest or ReadResponse. Server, Transport, and Client can each be affected in some configurations.
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)
NVD severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
golang-1.11 (PTS)buster, buster (security)1.11.6-1+deb10u4vulnerable
golang-1.15 (PTS)bullseye1.15.9-6fixed
bookworm1.15.15-1fixed
sid1.15.15-4fixed
golang-1.16 (PTS)bookworm1.16.7-1fixed
sid1.16.8-1fixed
golang-1.7 (PTS)stretch1.7.4-2+deb9u1vulnerable
stretch (security)1.7.4-2+deb9u3vulnerable
golang-1.8 (PTS)stretch1.8.1-1+deb9u1vulnerable
stretch (security)1.8.1-1+deb9u3vulnerable
golang-golang-x-net (PTS)bullseye1:0.0+git20210119.5f4716e+dfsg-4fixed
bookworm, sid1:0.0+git20210805.aaa1db6+dfsg-1fixed
golang-golang-x-net-dev (PTS)stretch1:0.0+git20161013.8b4af36+dfsg-3vulnerable
stretch (security)1:0.0+git20161013.8b4af36+dfsg-3+deb9u1vulnerable
buster1:0.0+git20181201.351d144+dfsg-3vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
golang-1.11source(unstable)(unfixed)
golang-1.15source(unstable)1.15.9-2
golang-1.16source(unstable)1.16.4-1
golang-1.7source(unstable)(unfixed)
golang-1.8source(unstable)(unfixed)
golang-golang-x-netsource(unstable)1:0.0+git20210119.5f4716e+dfsg-3
golang-golang-x-net-devsource(unstable)(unfixed)

Notes

[stretch] - golang-1.8 <postponed> (Minor issue, DoS, requires rebuilding reverse-dependencies)
[stretch] - golang-1.7 <postponed> (Minor issue, DoS, requires rebuilding reverse-dependencies)
[stretch] - golang-golang-x-net-dev <no-dsa> (Limited support in stretch)
https://github.com/golang/go/issues/45710
https://github.com/golang/go/issues/45711 (1.15 backport)
https://github.com/golang/go/issues/45712 (1.16 backport)
https://go-review.googlesource.com/c/net/+/313069
golang: introduced by https://github.com/golang/go/commit/ae080c1aecb129a3230e7afecdb4a16ad3da9b3c (go1.5beta1)
golang-golang-x-net: introduced by https://github.com/golang/net/commit/5916dcb167ed985a5b9e6871fbfd74848a4c170b

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