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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Go standard library | crypto/internal/nistec | < 1.19.7, 1.20.0-0 – < 1.20.2 | 1.19.7 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | golang-1.19 | 1.19.8-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | golang-1.17 +1 | No fix yet | — |
| Ubuntu 20.04 LTS | golang-1.13 +2 | No fix yet | — |
| Ubuntu 18.04 LTS | golang-1.8 +2 | No fix yet | — |
| Ubuntu 16.04 LTS | golang-1.6 +1 | No fix yet | — |
| Ubuntu 14.04 LTS | golang-1.10 | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | golang-1.13 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | golang-1.16 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | golang-1.13 +2 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | golang-1.13 +1 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | golang +6 | 1.19.9-2.el9_2 | RHSA-2023:3318 |
| RHEL 8 | delve | 1.9.1-1.module+el8.8.0+16778+5fbb74f5 | RHSA-2023:3319 |
| RHEL 8 | golang +7 | 1.19.9-1.module+el8.8.0+18857+fca43658 | RHSA-2023:3319 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLES 15 SP4 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SLES 15 SP4 | go1.20 | 1.20.2-150000.1.5.1 | SUSE-SU-2023:0735-1 |
| SLES 15 SP3 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLES 15 SP3 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SLES 15 SP2 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLES 15 SP1 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP3 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLES for SAP 15 SP3 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SLES for SAP 15 SP2 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLES for SAP 15 SP1 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLE Real Time 15 SP3 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SLE HPC 15 SP3 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLE HPC 15 SP3 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SLE HPC 15 SP2 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SLE HPC 15 SP1 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SUSE Enterprise Storage 7.1 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
| SUSE Enterprise Storage 7.1 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| SUSE Enterprise Storage 7 | container-suseconnect | 2.4.0-150000.4.24.1 | SUSE-SU-2023:0871-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | go1.19 | 1.19.7-1.1 | openSUSE-SU-2024:12770-1 |
| openSUSE Tumbleweed | go1.20 | 1.20.2-1.1 | openSUSE-SU-2024:12760-1 |
| openSUSE Leap 15.4 | go1.19 | 1.19.7-150000.1.23.1 | SUSE-SU-2023:0733-1 |
| openSUSE Leap 15.4 | go1.20 | 1.20.2-150000.1.5.1 | SUSE-SU-2023:0735-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | go | 1.20.2-r0 | — |
| Alpine v3.23 | go | 1.20.2-r0 | — |
| Alpine v3.22 | go | 1.20.2-r0 | — |
| Alpine v3.21 | go | 1.20.2-r0 | — |
| Alpine v3.20 | go | 1.20.2-r0 | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | go | 1.20.2-r0 | — |
| Alpine v3.18 | go | 1.20.2-r0 | — |
| Alpine v3.17 | go | 1.19.7-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | golang +7 | 1.19.8-1.amzn2023.0.1 | ALAS2023-2023-175 |
| Amazon Linux 2 | golang +6 | 1.20.5-1.amzn2.0.2 | ALAS2-2023-2163 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | golang | 1.20.2-1 | — |
| Azure Linux 2 (CBL-Mariner) | golang | 1.21.6-1 | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | go-1.20 | 1.20.2-r0 | — |
| Wolfi rolling | katib-earlystopping +8 | 0.19.0-r31 | — |
| Wolfi rolling | katib-suggestion-goptuna-compat | 0.19.0-r40 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | stdlib | < 1.19.7 · >= 1.20.0-0, < 1.20.2 | 1.19.7, 1.20.2 | GO-2023-1621 |
Advisories 14
- RHSA-2023:3319 Red Hat Security Advisory: go-toolset:rhel8 security update Red Hat Security Advisories (RHSA) · Oct 16, 2026
- RHSA-2023:3318 Red Hat Security Advisory: go-toolset and golang security update Red Hat Security Advisories (RHSA) · Oct 16, 2026
- WID-SEC-2023-2031 Xerox FreeFlow Print Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 11, 2026
- WID-SEC-2024-0794 Dell ECS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026
- SUSE-SU-2023:0871-1 Security update for container-suseconnect SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0733-1 Security update for go1.19 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0735-1 Security update for go1.20 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12770-1 go1.19-1.19.7-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12760-1 go1.20-1.20.2-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-1183 docker: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 27, 2025
- WID-SEC-2023-1763 Golang Go: Schwachstelle ermöglicht Darstellen falscher Informationen BSI CERT-Bund (WID) · Oct 29, 2023
- WID-SEC-2023-1116 IBM DB2: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Sep 6, 2023
- ALAS2-2023-2163 Important: golang security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jul 25, 2023
- ALAS2023-2023-175 Important: golang security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · May 3, 2023