CVE-2019-11841

NameCVE-2019-11841
DescriptionA message-forgery issue was discovered in crypto/openpgp/clearsign/cle ...
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)
ReferencesDLA-1920-1, DLA-2402-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
golang-go.crypto (PTS)jessie, jessie (lts)0.0~hg190-1+deb8u2fixed
stretch1:0.0~git20170407.0.55a552f+REALLY.0.0~git20161012.0.5f31782-1vulnerable
stretch (security)1:0.0~git20170407.0.55a552f+REALLY.0.0~git20161012.0.5f31782-1+deb8u1fixed
buster1:0.0~git20181203.505ab14-1vulnerable
bullseye1:0.0~git20201221.eec23a3-1fixed
sid, bookworm1:0.0~git20210817.32db794-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
golang-go.cryptosourcejessie0.0~hg190-1+deb8u2DLA-1920-1
golang-go.cryptosourcestretch1:0.0~git20170407.0.55a552f+REALLY.0.0~git20161012.0.5f31782-1+deb8u1DLA-2402-1
golang-go.cryptosource(unstable)1:0.0~git20200221.2aa609c-1

Notes

https://go.googlesource.com/crypto/+/c05e17bb3b2dca130fc919668a96b4bec9eb9442
Patch fixes the second part of the CVE ("prepend arbitrary text")
but not the first ("ignores the value of [the Hash] header"), as hinted at reporter's 2019-05-09 note:
https://packetstormsecurity.com/files/152840/Go-Cryptography-Libraries-Cleartext-Message-Spoofing.html
Upstream feels that this is not a security issue. See https://github.com/golang/go/issues/41200.

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