CVE-2023-24532

Name	CVE-2023-24532
Description	The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an incorrect result if called with some specific unreduced scalars (a scalar larger than the order of the curve). This does not impact usages of crypto/ecdsa or crypto/ecdh.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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 Package	Release	Version	Status
golang-1.15 (PTS)	bullseye	1.15.15-1~deb11u4	vulnerable
golang-1.19 (PTS)	bookworm	1.19.8-2	fixed

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

Package	Type	Release	Fixed Version
golang-1.11	source	(unstable)	(unfixed)
golang-1.15	source	(unstable)	(unfixed)
golang-1.19	source	experimental	1.19.7-1
golang-1.19	source	(unstable)	1.19.8-2
golang-1.20	source	(unstable)	1.20.2-1

Notes

[bullseye] - golang-1.15 <no-dsa> (Minor issue)
[buster] - golang-1.11 <postponed> (Limited support, minor issue, follow bullseye DSAs/point-releases)
https://golangtutorial.dev/news/go-1.20.2-and-go-1.19.7-versions-released/
https://github.com/golang/go/issues/58647
https://go-review.googlesource.com/c/go/+/471256
https://github.com/golang/go/commit/602eeaab387f24a4b28c5eccbb50fa934f3bc3c4 (go1.20.2)
https://github.com/golang/go/commit/639b67ed114151c0d786aa26e7faeab942400703 (go1.19.7)