Description
In the Linux kernel, the following vulnerability has been resolved:
scsi: mpt3sas: Fix use-after-free warning
Fix the following use-after-free warning which is observed during
controller reset:
refcount_t: underflow; use-after-free.
WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Linux | 4.4 | 4.9.328 |
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 14 | linux | 5.19.11-1 | — |
| Debian 13 | linux | 5.19.11-1 | — |
| Debian 12 | linux | 5.19.11-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-57.63 | — |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1027.31 | — |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1030.37 | — |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1030.37.1 | — |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1026.33 | — |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1024.29 | — |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1012.16 | — |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1022.25 | — |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1023.28 | — |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1025.30 | — |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1015.15 | — |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1026.32 | — |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1022.24 | — |
| Ubuntu 22.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-136.153 | — |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1093.101 | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 +1 | 5.15.0-1027.31~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1100.106 | — |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1030.37~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1054.60 | — |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1097.106 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1027.34~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-gke +26 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1061.65 | — |
| Ubuntu 20.04 LTS | linux-gkeop-5.15 | 5.15.0-1012.16~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-hwe-5.15 | 5.15.0-57.63~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1041.46 | — |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1023.28~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-iot | 5.4.0-1010.12 | — |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1083.89 | — |
| Ubuntu 20.04 LTS | linux-lowlatency-hwe-5.15 | 5.15.0-58.64~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1091.100 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1027.33~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1078.89 | — |
| Ubuntu 18.04 LTS | linux | 4.15.0-201.212 | — |
| Ubuntu 18.04 LTS | linux-aws | 4.15.0-1147.159 | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 | 5.4.0-1093.102~18.04.2 | — |
| Ubuntu 18.04 LTS | linux-azure-4.15 | 4.15.0-1158.173 | — |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1100.106~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +14 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-4.15 | 4.15.0-1142.158 | — |
| Ubuntu 18.04 LTS | linux-gcp-5.4 | 5.4.0-1097.106~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-136.153~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-ibm-5.4 | 5.4.0-1041.46~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-kvm | 4.15.0-1133.138 | — |
| Ubuntu 18.04 LTS | linux-oracle | 4.15.0-1112.123 | — |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1091.100~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1078.89~18.04.1 | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1029.32 | — |
| Ubuntu Pro FIPS 20.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro FIPS 18.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro FIPS 16.04 LTS | linux-fips | No fix yet | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-aws-fips | 5.4.0-1093.101+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-azure-fips | 5.4.0-1100.106+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1069.78 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1097.106+fips1 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-aws-fips | 4.15.0-2087.93 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-azure-fips | 4.15.0-2067.73 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-fips | 4.15.0-1104.115 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-gcp-fips | 4.15.0-2052.57 | — |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | No fix yet | — |
| Ubuntu Pro 16.04 LTS | linux +2 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | linux-aws-hwe | 4.15.0-1147.159~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-azure | 4.15.0-1159.174~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-gcp | 4.15.0-1142.158~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-hwe | 4.15.0-201.212~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-oracle | 4.15.0-1112.123~16.04.1 | — |
| Ubuntu Pro 14.04 LTS | linux-aws +1 | No fix yet | — |
| Ubuntu Pro 14.04 LTS | linux-azure | 4.15.0-1158.173~14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | bpftool | 7.0.0-284.11.1.el9_2 | RHSA-2023:2458 |
| RHEL 9 | kernel-rt +14 | 5.14.0-284.11.1.rt14.296.el9_2 | RHSA-2023:2148 |
| RHEL 9 | perf +48 | 5.14.0-284.11.1.el9_2 | RHSA-2023:2458 |
| RHEL 8 | kernel-rt +12 | 4.18.0-477.10.1.rt7.274.el8_8 | RHSA-2023:2736 |
| RHEL 8 | perf +26 | 4.18.0-477.10.1.el8_8 | RHSA-2023:2951 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.6 TUS | perf +17 | 4.18.0-372.129.1.el8_6 | RHSA-2024:9500 |
| RHEL 8.6 E4S | perf +25 | 4.18.0-372.129.1.el8_6 | RHSA-2024:9500 |
| RHEL 8.6 AUS | perf +17 | 4.18.0-372.129.1.el8_6 | RHSA-2024:9500 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | kernel-64kb +5 | 5.14.21-150500.55.62.2 | SUSE-SU-2024:1659-1 |
| SLES 15 SP5 | kernel-azure +2 | 5.14.21-150500.33.51.1 | SUSE-SU-2024:1644-1 |
| SLES 15 SP5 | kernel-default-base | 5.14.21-150500.55.62.2.150500.6.27.2 | SUSE-SU-2024:1659-1 |
| SLES 15 SP5 | kernel-syms | 5.14.21-150500.55.62.1 | SUSE-SU-2024:1659-1 |
| SLES 15 SP4 | kernel-64kb +4 | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLES 15 SP4 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SLES 15 SP4 | kernel-syms +1 | 5.14.21-150400.24.122.1 | SUSE-SU-2024:2189-1 |
| SLES 15 SP3 | kernel-64kb +6 | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SLES 15 SP3 | kernel-docs | 5.3.18-150300.59.161.2 | SUSE-SU-2024:1642-1 |
| SLES 12 SP5 | kernel-azure +2 | 4.12.14-16.182.1 | SUSE-SU-2024:1643-1 |
| SLES 12 SP5 | kernel-docs +4 | 4.12.14-122.216.1 | SUSE-SU-2024:1870-1 |
Show 19 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP4 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SLES for SAP 15 SP4 | kernel-docs +2 | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLES for SAP 15 SP4 | kernel-syms +1 | 5.14.21-150400.24.122.1 | SUSE-SU-2024:2189-1 |
| SLES for SAP 15 SP3 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SLES for SAP 15 SP3 | kernel-docs | 5.3.18-150300.59.161.2 | SUSE-SU-2024:1642-1 |
| SLES for SAP 15 SP3 | kernel-syms +4 | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLES for SAP 12 SP5 | kernel-azure +2 | 4.12.14-16.182.1 | SUSE-SU-2024:1643-1 |
| SLES for SAP 12 SP5 | kernel-syms +2 | 4.12.14-122.216.1 | SUSE-SU-2024:1870-1 |
| SLE Real Time 12 SP5 | kernel-rt +3 | 4.12.14-10.182.1 | SUSE-SU-2024:1646-1 |
| SLE Micro 5.5 | kernel-default | 5.14.21-150500.55.62.2 | SUSE-SU-2024:1659-1 |
| SLE Micro 5.5 | kernel-default-base | 5.14.21-150500.55.62.2.150500.6.27.2 | SUSE-SU-2024:1659-1 |
| SLE Micro 5.5 | kernel-rt +1 | 5.14.21-150500.13.52.1 | SUSE-SU-2024:1663-1 |
| SLE Micro 5.4 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLE Micro 5.4 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SLE Micro 5.4 | kernel-rt +1 | 5.14.21-150400.15.82.1 | SUSE-SU-2025:0231-1, SUSE-SU-2024:2011-1 |
| SLE Micro 5.3 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLE Micro 5.3 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SLE Micro 5.3 | kernel-rt +1 | 5.14.21-150400.15.82.1 | SUSE-SU-2025:0231-1, SUSE-SU-2024:2011-1 |
| SLE Micro 5.2 | kernel-default | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLE Micro 5.2 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SLE Micro 5.2 | kernel-rt +1 | 5.3.18-150300.169.1 | SUSE-SU-2024:1645-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SLE Micro 5.1 | kernel-rt +1 | 5.3.18-150300.169.1 | SUSE-SU-2024:1645-1 |
| SLE Live Patching 15 SP5 | kernel-default | 5.14.21-150500.55.62.2 | SUSE-SU-2024:1659-1 |
| SLE Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5-RT_Update_14 | 1-150500.11.5.1 | SUSE-SU-2024:1663-1 |
| SLE Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5_Update_13 | 1-150500.11.3.2 | SUSE-SU-2024:1659-1 |
| SLE Live Patching 15 SP4 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_27 | 1-150400.9.3.2 | SUSE-SU-2024:2189-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_44 | 1-150300.7.3.1 | SUSE-SU-2024:1642-1 |
| SLE Live Patching 12 SP5 | kernel-default | 4.12.14-122.216.1 | SUSE-SU-2024:1870-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_56 | 1-8.3.1 | SUSE-SU-2024:1870-1 |
| SLE HPC 15 SP4 | kernel-64kb +3 | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SLE HPC 15 SP4 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SLE HPC 15 SP4 | kernel-syms +1 | 5.14.21-150400.24.122.1 | SUSE-SU-2024:2189-1 |
| SLE HPC 15 SP3 | kernel-64kb +5 | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SLE HPC 15 SP3 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SLE HPC 15 SP3 | kernel-docs | 5.3.18-150300.59.161.2 | SUSE-SU-2024:1642-1 |
| SUSE Real Time Module 15 SP5 | kernel-rt +3 | 5.14.21-150500.13.52.1 | SUSE-SU-2024:1663-1 |
| SUSE Manager Server 4.3 | kernel-default +1 | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SUSE Manager Server 4.3 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SUSE Manager Server 4.3 | kernel-syms +1 | 5.14.21-150400.24.122.1 | SUSE-SU-2024:2189-1 |
| SUSE Manager Proxy 4.3 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| SUSE Manager Proxy 4.3 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| SUSE Manager Proxy 4.3 | kernel-syms +1 | 5.14.21-150400.24.122.1 | SUSE-SU-2024:2189-1 |
| SUSE Enterprise Storage 7.1 | kernel-64kb +5 | 5.3.18-150300.59.161.1 | SUSE-SU-2024:1642-1 |
| SUSE Enterprise Storage 7.1 | kernel-default-base | 5.3.18-150300.59.161.1.150300.18.94.1 | SUSE-SU-2024:1642-1 |
| SUSE Enterprise Storage 7.1 | kernel-docs | 5.3.18-150300.59.161.2 | SUSE-SU-2024:1642-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | dtb-aarch64 +2 | 5.14.21-150500.55.62.1 | SUSE-SU-2024:1659-1 |
| openSUSE Leap 15.5 | kernel-64kb +7 | 5.14.21-150500.55.62.2 | SUSE-SU-2024:1659-1 |
| openSUSE Leap 15.5 | kernel-azure +2 | 5.14.21-150500.33.51.1 | SUSE-SU-2024:1644-1 |
| openSUSE Leap 15.5 | kernel-default-base | 5.14.21-150500.55.62.2.150500.6.27.2 | SUSE-SU-2024:1659-1 |
| openSUSE Leap 15.5 | kernel-rt +3 | 5.14.21-150500.13.52.1 | SUSE-SU-2024:1663-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.4 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| openSUSE Leap Micro 5.4 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| openSUSE Leap Micro 5.4 | kernel-rt | 5.14.21-150400.15.82.1 | SUSE-SU-2024:2011-1 |
| openSUSE Leap Micro 5.3 | kernel-default | 5.14.21-150400.24.122.2 | SUSE-SU-2024:2189-1 |
| openSUSE Leap Micro 5.3 | kernel-default-base | 5.14.21-150400.24.122.2.150400.24.58.2 | SUSE-SU-2024:2189-1 |
| openSUSE Leap Micro 5.3 | kernel-rt | 5.14.21-150400.15.82.1 | SUSE-SU-2024:2011-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | kernel-livepatch-4.14.294-220.533 | 1.0-0.amzn2 | ALAS2-2022-1852 |
| Amazon Linux 2 | perf +8 | 4.14.294-220.533.amzn2 | ALAS2-2022-1852 |
Advisories 18
- RHSA-2023:2951 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2023:2458 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2023:2736 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Oct 15, 2026
- RHSA-2023:2148 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Oct 15, 2026
- RHSA-2024:9500 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Aug 5, 2026
- WID-SEC-2024-1025 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 5, 2026
- SUSE-SU-2024:1663-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1645-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:2189-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1870-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1646-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1643-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:0231-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:2011-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1642-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2022-1852 Important: kernel security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Aug 26, 2025
- SUSE-SU-2024:1644-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2024:1659-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
References
- https://git.kernel.org/stable/c/b8fc9e91b931215110ba824d1a2983c5f60b6f82
- https://git.kernel.org/stable/c/d4959d09b76eb7a4146f5133962b88d3bddb63d6
- https://git.kernel.org/stable/c/82efb917eeb27454dc4c6fe26432fc8f6c75bc16
- https://git.kernel.org/stable/c/5682c94644fde72f72bded6580c38189ffc856b5
- https://git.kernel.org/stable/c/ea10a652ad2ae2cf3eced6f632a5c98f26727057
- https://git.kernel.org/stable/c/6229fa494a5949be209bc73afbc5d0a749c2e3c7
- https://git.kernel.org/stable/c/41acb064c4e013808bc7d5fc1b506fa449425b0b
- https://git.kernel.org/stable/c/991df3dd5144f2e6b1c38b8d20ed3d4d21e20b34