# CVE-2026-74611: tls: rx: restore msg_iter before TLS 1.3 optimistic retry

CVE-2026-74611 is fixed in 54 products on 1 platform, first by DEBIAN-CVE-2026-74611, released September 4, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-74611
- Priority: High
- CVSS: 9.8 (Important)
- EPSS: 0.0049
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 22, 2026
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-74611

## Description

tls: rx: restore msg_iter before TLS 1.3 optimistic retry (bsc#1277804).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bpftool6.12 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | bpftool6.12-debuginfo amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | bpftool6.18 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | bpftool6.18-debuginfo amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | dtb-aarch64 opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-64kb opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-64kb sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-64kb sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-azure opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-azure sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-azure sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-default opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-default sles 15.6 | 6.4.0-150600.23.143.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-default sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-default sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-default-base opensuse-leap 16.0 | 6.12.0-160000.40.1.160000.2.29 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-default-base sles 15.6 | 6.4.0-150600.23.143.1.150600.12.66.3 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-default-base sles 15.7 | 6.4.0-150700.53.87.3.150700.17.49.2 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-default-base sles 16.0 | 6.12.0-160000.40.1.160000.2.29 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-docs opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-docs sles 15.6 | 6.4.0-150600.23.143.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-docs sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-docs sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-kvmsmall opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-kvmsmall sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-livepatch-6.12.114-139.210 amzn 2023 | 1:1.0-0.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel-livepatch-6.18.48-107.148 amzn 2023 | 1:1.0-0.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel-livepatch-SLE15-SP6_Update_33 sles 15.6 | 1-150600.13.5.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-livepatch-SLE15-SP7-RT_Update_22 sles 15.7 | 1-150700.1.3.1 | [SUSE-SU-2026:4940-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4940-1.md) | Nov 7, 2026 |
| Linux | kernel-livepatch-SLE15-SP7_Update_23 sles 15.7 | 1-150700.15.3.2 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-obs-build opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-obs-build sles 15.6 | 6.4.0-150600.23.143.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-obs-build sles 15.7 | 6.4.0-150700.53.87.2 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-obs-qa opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-obs-qa sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-rt opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-source opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-source sles 15.6 | 6.4.0-150600.23.143.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-source sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-source sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-syms opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-syms sles 15.6 | 6.4.0-150600.23.143.1 | [SUSE-SU-2026:4934-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4934-1.md) | Nov 7, 2026 |
| Linux | kernel-syms sles 15.7 | 6.4.0-150700.53.87.1 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-syms sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel-zfcpdump opensuse-leap 16.0 | 6.12.0-160000.40.1 | [OPENSUSE-SU-2026:22167-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22167-1.md) | Nov 7, 2026 |
| Linux | kernel-zfcpdump sles 15.7 | 6.4.0-150700.53.87.3 | [SUSE-SU-2026:4935-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4935-1.md) | Nov 7, 2026 |
| Linux | kernel-zfcpdump sles 16.0 | 6.12.0-160000.40.1 | [SUSE-SU-2026:24446-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24446-1.md) | Nov 7, 2026 |
| Linux | kernel6.12 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-debuginfo amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-debuginfo-common-aarch64 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-debuginfo-common-x86_64 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-devel amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-headers amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-modules-extra amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-modules-extra-common amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-tools amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-tools-debuginfo amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.12-tools-devel amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | kernel6.18 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-debuginfo amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-debuginfo-common-aarch64 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-debuginfo-common-x86_64 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-devel amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-headers amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-modules-extra amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-modules-extra-common amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-tools amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-tools-debuginfo amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | kernel6.18-tools-devel amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | linux Debian 13.5 (trixie) | 6.12.115-2 | [DEBIAN-CVE-2026-74611](https://patchblox.com/security/data/fix/linux/debian-cve-2026-74611.md) | Sep 4, 2026 |
| Linux | linux Debian 14 | 7.1.9-1 | [DEBIAN-CVE-2026-74611](https://patchblox.com/security/data/fix/linux/debian-cve-2026-74611.md) | Sep 4, 2026 |
| Linux | microvm-kernel6.18 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | perf6.12 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | perf6.12-debuginfo amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | perf6.18 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | perf6.18-debuginfo amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | python3-perf6.12 amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | python3-perf6.12-debuginfo amzn 2023 | 1:6.12.114-139.210.amzn2023 | [ALAS2023-2026-3402](https://patchblox.com/security/data/fix/linux/alas2023-2026-3402.md) | Nov 10, 2026 |
| Linux | python3-perf6.18 amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |
| Linux | python3-perf6.18-debuginfo amzn 2023 | 1:6.18.48-107.148.amzn2023 | [ALAS2023-2026-3139](https://patchblox.com/security/data/fix/linux/alas2023-2026-3139.md) | Sep 28, 2026 |

---

Data as of 2026-11-11T07:45:43Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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