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OpenAdvisories
Unscored CVE-2024-26764 EUVD-2024-24026GHSA-6fm7-55mm-8gfh

fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio

Published Apr 3, 2024 · Updated May 11, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.2 Package: linux-azure-6.5 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.2 Package: linux-azure-fips Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-lts-xenial Package: linux-nvidia Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.5 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-oracle-6.5 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-riscv-6.5 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

In the Linux kernel, the following vulnerability has been resolved:

fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio

If kiocb_set_cancel_fn() is called for I/O submitted via io_uring, the
following kernel warning appears:

WARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8
Call trace:
kiocb_set_cancel_fn+0x9c/0xa8
ffs_epfile_read_iter+0x144/0x1d0
io_read+0x19c/0x498
io_issue_sqe+0x118/0x27c
io_submit_sqes+0x25c/0x5fc
__arm64_sys_io_uring_enter+0x104/0xab0
invoke_syscall+0x58/0x11c
el0_svc_common+0xb4/0xf4
do_el0_svc+0x2c/0xb0
el0_svc+0x2c/0xa4
el0t_64_sync_handler+0x68/0xb4
el0t_64_sync+0x1a4/0x1a8

Fix this by setting the IOCB_AIO_RW flag for read and write I/O that is
submitted by libaio.

Affected products

VendorProductAffectedFixed
Linux Linux 4.1 4.19.308

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.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.7.7-1 —
Debian 13 linux 6.7.7-1 —
Debian 12 linux 6.1.82-1 —
Debian 11 linux 5.10.216-1 DSA-5681-1
Debian 10 linux 4.19.316-1 DLA-3840-1
Debian 10 linux-5.10 5.10.216-1~deb10u1 DLA-3842-1
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1044.46 —
Ubuntu 22.04 LTS linux 5.15.0-112.122 USN-6820-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1063.69 USN-6821-3
Ubuntu 22.04 LTS linux-azure 5.15.0-1066.75 USN-6821-4
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1067.76.1 USN-6821-4
Ubuntu 22.04 LTS linux-gcp 5.15.0-1062.70 USN-6820-1
Ubuntu 22.04 LTS linux-gke 5.15.0-1060.66 USN-6821-1
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1046.53 USN-6821-2
Ubuntu 22.04 LTS linux-ibm 5.15.0-1056.59 USN-6821-1
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1058.64 USN-6821-1
Ubuntu 22.04 LTS linux-kvm 5.15.0-1060.65 USN-6821-2
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-110.120 USN-6820-1
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1058.59 USN-6820-2
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1026.26 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1015.15 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1061.67 USN-6821-1
Ubuntu 22.04 LTS linux-raspi 5.15.0-1058.61 USN-6919-1
Ubuntu 22.04 LTS linux-riscv +31 No fix yet —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1030.34 USN-6820-1
Ubuntu 20.04 LTS linux 5.4.0-186.206 USN-6831-1
Ubuntu 20.04 LTS linux-aws 5.4.0-1126.136 USN-6831-1
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1063.69~20.04.1 USN-6821-3
Ubuntu 20.04 LTS linux-azure 5.4.0-1131.138 USN-6831-1
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1065.74~20.04.1 —
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1086.93 USN-6867-1
Ubuntu 20.04 LTS linux-gcp 5.4.0-1130.139 USN-6831-1
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1062.70~20.04.1 USN-6820-1
Ubuntu 20.04 LTS linux-gke +26 No fix yet —
Ubuntu 20.04 LTS linux-gkeop 5.4.0-1093.97 USN-6831-1
Ubuntu 20.04 LTS linux-gkeop-5.15 5.15.0-1046.53~20.04.1 USN-6821-2
Ubuntu 20.04 LTS linux-hwe-5.15 5.15.0-113.123~20.04.1 USN-6871-1
Ubuntu 20.04 LTS linux-ibm 5.4.0-1073.78 USN-6831-1
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1057.60~20.04.1 USN-6892-1
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1058.64~20.04.1 USN-6828-1
Ubuntu 20.04 LTS linux-iot 5.4.0-1038.39 USN-6867-1
Ubuntu 20.04 LTS linux-kvm 5.4.0-1114.121 USN-6831-1
Ubuntu 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-110.120~20.04.1 USN-6820-1
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1027.27~20.04.1 —
Ubuntu 20.04 LTS linux-oracle 5.4.0-1125.134 USN-6831-1
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1061.67~20.04.1 —
Ubuntu 20.04 LTS linux-raspi 5.4.0-1110.122 USN-6831-1
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1059.63~20.04.1 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1045.49 USN-6831-1
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Show 13 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2002.2 —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1056.58 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1064.72 —
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 22.04 LTS linux-aws-fips 5.15.0-1063.69+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1065.74+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-111.121+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1062.70+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1126.136+fips2 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1131.138+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1100.110 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1130.139+fips1 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 16.04 LTS linux-fips No fix yet —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 18.04 LTS linux +5 No fix yet —
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1126.136~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1131.138~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1130.139~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-186.206~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1073.78~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1125.134~18.04.1 USN-6831-1
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1110.122~18.04.1 USN-6831-1
Ubuntu Pro 16.04 LTS linux +7 No fix yet —
Ubuntu Pro 14.04 LTS linux-aws +2 No fix yet —
ReleasePackageFixed inAdvisory
SLES 15 SP6 kernel-64kb +3 6.4.0-150600.23.7.3 SUSE-SU-2024:2203-1
SLES 15 SP6 kernel-azure +1 6.4.0-150600.8.5.4 SUSE-SU-2024:2135-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.7.3.150600.12.2.7 SUSE-SU-2024:2203-1
SLES 15 SP6 kernel-docs 6.4.0-150600.23.7.4 SUSE-SU-2024:2203-1
SLES 15 SP6 kernel-source 6.4.0-150600.23.7.2 SUSE-SU-2024:2203-1
SLES 15 SP6 kernel-syms 6.4.0-150600.23.7.1 SUSE-SU-2024:2203-1
SLES 15 SP6 kernel-syms-azure 6.4.0-150600.8.5.1 SUSE-SU-2024:2135-1
SLES 15 SP5 kernel-64kb +5 5.14.21-150500.55.62.2 SUSE-SU-2024:2190-1, SUSE-SU-2024:1659-1
SLES 15 SP5 kernel-azure +2 5.14.21-150500.33.51.1 SUSE-SU-2024:2019-1, SUSE-SU-2024:1644-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.62.2.150500.6.27.2 SUSE-SU-2024:2190-1, SUSE-SU-2024:1659-1
SLES 15 SP5 kernel-syms 5.14.21-150500.55.62.1 SUSE-SU-2024:2190-1, SUSE-SU-2024:1659-1
SLES 15 SP4 kernel-64kb +6 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
Show 14 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLES for SAP 15 SP4 kernel-docs +4 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_5 1-1.1 SUSE-SU-2025:20249-1
SLE Micro 6.1 kernel-rt +1 6.4.0-25.1 SUSE-SU-2025:20249-1
SLE Micro 6.0 kernel-default-base 6.4.0-17.1.1.51 SUSE-SU-2025:20008-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_5 1-1.1 SUSE-SU-2025:20166-1
SLE Micro 6.0 kernel-rt +1 6.4.0-25.1 SUSE-SU-2025:20166-1
SLE Micro 6.0 kernel-source +2 6.4.0-18.1 SUSE-SU-2025:20008-1
SLE Micro 5.5 kernel-default 5.14.21-150500.55.62.2 SUSE-SU-2024:2190-1, 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-2024:2190-1, SUSE-SU-2024:1659-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.52.1 SUSE-SU-2024:2008-1, SUSE-SU-2024:1663-1
SLE Micro 5.4 kernel-default 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.79.1 SUSE-SU-2025:0231-1, SUSE-SU-2024:1647-1
SLE Micro 5.3 kernel-default 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.79.1 SUSE-SU-2025:0231-1, SUSE-SU-2024:1647-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.7.3 SUSE-SU-2024:2203-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_1 1-150600.1.5.1 SUSE-SU-2024:2973-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_1 1-150600.13.3.7 SUSE-SU-2024:2203-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.62.2 SUSE-SU-2024:2190-1, 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 SP5 kernel-livepatch-SLE15-SP5_Update_15 +1 1-150500.11.3.1 SUSE-SU-2024:2190-1, SUSE-SU-2024:2008-1
SLE Live Patching 15 SP4 kernel-default 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_26 1-150400.9.3.1 SUSE-SU-2024:1641-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_27 1-150400.9.3.2 SUSE-SU-2024:2189-1
SLE HPC 15 SP4 kernel-64kb +5 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SUSE Real Time Module 15 SP6 kernel-rt +3 6.4.0-150600.10.5.1 SUSE-SU-2024:2973-1
SUSE Real Time Module 15 SP5 kernel-rt +3 5.14.21-150500.13.52.1 SUSE-SU-2024:2008-1, SUSE-SU-2024:1663-1
SUSE Manager Server 4.3 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SUSE Manager Server 4.3 kernel-syms +3 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SUSE Manager Proxy 4.3 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
SUSE Manager Proxy 4.3 kernel-syms +2 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
ReleasePackageFixed inAdvisory
openSUSE Leap 15.6 dtb-aarch64 +2 6.4.0-150600.23.7.1 SUSE-SU-2024:2203-1
openSUSE Leap 15.6 kernel-64kb +5 6.4.0-150600.23.7.3 SUSE-SU-2024:2203-1
openSUSE Leap 15.6 kernel-azure +1 6.4.0-150600.8.5.4 SUSE-SU-2024:2135-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.7.3.150600.12.2.7 SUSE-SU-2024:2203-1
openSUSE Leap 15.6 kernel-docs 6.4.0-150600.23.7.4 SUSE-SU-2024:2203-1
openSUSE Leap 15.6 kernel-rt +3 6.4.0-150600.10.5.1 SUSE-SU-2024:2973-1
openSUSE Leap 15.6 kernel-source 6.4.0-150600.23.7.2 SUSE-SU-2024:2203-1
openSUSE Leap 15.6 kernel-syms-azure 6.4.0-150600.8.5.1 SUSE-SU-2024:2135-1
openSUSE Leap 15.5 dtb-aarch64 +2 5.14.21-150500.55.62.1 SUSE-SU-2024:2190-1, SUSE-SU-2024:1659-1
openSUSE Leap 15.5 kernel-64kb +7 5.14.21-150500.55.62.2 SUSE-SU-2024:2190-1, SUSE-SU-2024:1659-1
openSUSE Leap 15.5 kernel-azure +2 5.14.21-150500.33.51.1 SUSE-SU-2024:2019-1, 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-2024:2190-1, SUSE-SU-2024:1659-1
openSUSE Leap 15.5 kernel-rt +3 5.14.21-150500.13.52.1 SUSE-SU-2024:2008-1, SUSE-SU-2024:1663-1
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
openSUSE Leap Micro 5.4 kernel-default 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
openSUSE Leap Micro 5.4 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
openSUSE Leap Micro 5.4 kernel-rt 5.14.21-150400.15.79.1 SUSE-SU-2024:1647-1
openSUSE Leap Micro 5.3 kernel-default 5.14.21-150400.24.119.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
openSUSE Leap Micro 5.3 kernel-default-base 5.14.21-150400.24.119.1.150400.24.56.1 SUSE-SU-2024:2189-1, SUSE-SU-2024:1641-1
openSUSE Leap Micro 5.3 kernel-rt 5.14.21-150400.15.79.1 SUSE-SU-2024:1647-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.1.82-99.168 1.0-0.amzn2023 ALAS2023-2024-784, ALAS2023-2024-603
Amazon Linux 2023 perf +14 6.1.82-99.168.amzn2023 ALAS2023-2024-784, ALAS2023-2024-603
Amazon Linux 2 kernel-livepatch-4.14.343-259.562 1.0-0.amzn2 ALAS2-2024-2549
Amazon Linux 2 perf +8 4.14.343-259.562.amzn2 ALAS2-2024-2549

Advisories 37

References