In the Linux kernel, the following vulnerability has been resolved:
pktgen: Avoid out-of-bounds access in get_imix_entries
Passing a sufficient amount of imix entries leads to invalid access to the pkt_dev->imix_entries array because of the incorrect boundary check.
UBSAN: array-index-out-of-bounds in net/core/pktgen.c:874:24 index 20 is out of range for type 'imix_pkt [20]' CPU: 2 PID: 1210 Comm: bash Not tainted 6.10.0-rc1 #121 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996) Call Trace: <TASK> dump_stack_lvl lib/dump_stack.c:117 __ubsan_handle_out_of_bounds lib/ubsan.c:429 get_imix_entries net/core/pktgen.c:874 pktgen_if_write net/core/pktgen.c:1063 pde_write fs/proc/inode.c:334 proc_reg_write fs/proc/inode.c:346 vfs_write fs/read_write.c:593 ksys_write fs/read_write.c:644 do_syscall_64 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe arch/x86/entry/entry_64.S:130
Found by Linux Verification Center (linuxtesting.org) with SVACE.
[ fp: allow to fill the array completely; minor changelog cleanup ]
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Feb 10, 2025 | Jan 31, 2025 |
| Oracle_linux | — | Upgrade kernel | Dec 3, 2025 | Jan 31, 2025 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Jul 9, 2025 | Jan 31, 2025 |
| Rocky_linux | — | Upgrade kernel-rt-debug-modules-extraUpgrade kernel-debug-modules-coreUpgrade kernel-modulesUpgrade rtlaUpgrade kernel-debugUpgrade python3-perfUpgrade kernel-rt-coreUpgrade kernel-modules-extraUpgrade kernel-tools-libsUpgrade libperfUpgrade kernel-zfcpdumpUpgrade kernel-rt-debug-modulesUpgrade kernel-debug-coreUpgrade kernel-rt-debugUpgrade kernel-debug-modulesUpgrade kernel-modules-coreUpgrade kernel-develUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-debug-debuginfoUpgrade kernel-zfcpdump-modules-extraUpgrade python3-perf-debuginfoUpgrade kernel-zfcpdump-develUpgrade perf-debuginfoUpgrade kernel-rt-develUpgrade perfUpgrade kernel-uki-virtUpgrade kernel-modules-extra-matchedUpgrade kernel-rt-debug-develUpgrade kernel-coreUpgrade kernel-debug-uki-virtUpgrade kernelUpgrade kernel-debug-develUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-rt-debug-debuginfoUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-rt-modules-extraUpgrade kernel-tools-libs-develUpgrade kernel-rt-debug-coreUpgrade rvUpgrade kernel-rt-modulesUpgrade kernel-rtUpgrade kernel-debuginfo-common-s390xUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-debuginfoUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-debug-modules-extraUpgrade kernel-debug-devel-matchedUpgrade kernel-devel-matchedUpgrade kernel-rt-modules-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debuginfo-common-x86_64Upgrade libperf-debuginfoUpgrade kernel-uki-virt-addonsUpgrade kernel-toolsUpgrade kernel-zfcpdump-core | Feb 5, 2026 | Nov 27, 2025 |
| Suse | — | Upgrade kernel-rt-vdsoUpgrade kernel-symsUpgrade kselftests-kmp-64kbUpgrade dtb-amdUpgrade dtb-marvellUpgrade gfs2-kmp-rtUpgrade kernel-docs-htmlUpgrade kernel-kvmsmallUpgrade ocfs2-kmp-defaultUpgrade dtb-hisiliconUpgrade kernel-kvmsmall-develUpgrade kernel-source-vanillaUpgrade kernel-devel-azureUpgrade dtb-lgUpgrade kernel-debug-develUpgrade gfs2-kmp-azureUpgrade gfs2-kmp-64kbUpgrade dtb-alteraUpgrade kernel-64kbUpgrade kernel-azureUpgrade kernel-rt_debug-develUpgrade kernel-zfcpdumpUpgrade ocfs2-kmp-rtUpgrade ocfs2-kmp-64kbUpgrade kernel-default-livepatchUpgrade gfs2-kmp-defaultUpgrade dlm-kmp-64kbUpgrade dtb-appleUpgrade reiserfs-kmp-64kbUpgrade reiserfs-kmp-defaultUpgrade kernel-syms-azureUpgrade dtb-broadcomUpgrade dtb-exynosUpgrade dtb-freescaleUpgrade kernel-azure-extraUpgrade kernel-kvmsmall-vdsoUpgrade kernel-debug-vdsoUpgrade kernel-rt-optionalUpgrade cluster-md-kmp-rtUpgrade kernel-rt_debugUpgrade cluster-md-kmp-azureUpgrade kernel-default-vdsoUpgrade kernel-source-rtUpgrade dtb-caviumUpgrade kernel-debugUpgrade kselftests-kmp-azureUpgrade kernel-source-azureUpgrade kernel-64kb-optionalUpgrade kernel-sourceUpgrade ocfs2-kmp-azureUpgrade kernel-azure-optionalUpgrade dtb-amazonUpgrade kernel-default-develUpgrade dtb-allwinnerUpgrade kernel-default-extraUpgrade kernel-rt_debug-vdsoUpgrade kernel-azure-develUpgrade kernel-default-base-rebuildUpgrade kernel-default-livepatch-develUpgrade kernel-rt-livepatch-develUpgrade dtb-xilinxUpgrade dtb-apmUpgrade dlm-kmp-azureUpgrade kselftests-kmp-rtUpgrade kernel-obs-buildUpgrade dtb-socionextUpgrade kernel-obs-qaUpgrade dtb-rockchipUpgrade dtb-mediatekUpgrade kernel-rtUpgrade kernel-devel-rtUpgrade kernel-azure-vdsoUpgrade dtb-sprdUpgrade kernel-64kb-extraUpgrade dlm-kmp-defaultUpgrade kernel-macrosUpgrade dtb-armUpgrade kernel-rt-extraUpgrade kernel-rt-develUpgrade kernel-default-optionalUpgrade kernel-default-baseUpgrade dtb-qcomUpgrade cluster-md-kmp-defaultUpgrade kernel-syms-rtUpgrade reiserfs-kmp-azureUpgrade kernel-defaultUpgrade cluster-md-kmp-64kbUpgrade kernel-docsUpgrade kernel-64kb-develUpgrade dtb-amlogicUpgrade kernel-develUpgrade dlm-kmp-rtUpgrade kselftests-kmp-defaultUpgrade dtb-nvidiaUpgrade dtb-renesasUpgrade reiserfs-kmp-rt | Mar 13, 2025 | Jan 31, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.1-1023-realtimeUpgrade linux-image-5.15.0-1074-nvidia-lowlatencyUpgrade linux-image-6.8.0-62-lowlatency-64kUpgrade linux-image-5.15.0-1084-azureUpgrade linux-image-6.11.0-1020-oemUpgrade linux-image-oem-20.04cUpgrade linux-image-oem-22.04cUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-ibmUpgrade linux-image-lowlatency-64kUpgrade linux-image-oem-20.04bUpgrade linux-image-azure-fdeUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-6.8.0-1030-azureUpgrade linux-image-5.15.0-1079-gcp-fipsUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-fipsUpgrade linux-image-6.11.0-1013-gcp-64kUpgrade linux-image-6.11.0-1012-awsUpgrade linux-image-5.15.0-1076-kvmUpgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-1080-awsUpgrade linux-image-6.11.0-1014-oracleUpgrade linux-image-5.15.0-1074-ibmUpgrade linux-image-6.8.0-1027-ibmUpgrade linux-image-oem-24.04bUpgrade linux-image-6.8.0-1029-nvidiaUpgrade linux-image-6.8.0-1030-aws-64kUpgrade linux-image-gcp-fipsUpgrade linux-image-gkeop-6.8Upgrade linux-image-intelUpgrade linux-image-genericUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-aws-fipsUpgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-azure-lts-24.04Upgrade linux-image-5.15.0-1077-intel-iotgUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-6.11.0-1013-azureUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-raspiUpgrade linux-image-gke-5.15Upgrade linux-image-6.8.0-1031-gcp-64kUpgrade linux-image-5.15.0-1062-gkeopUpgrade linux-image-6.8.0-1031-gcpUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-oem-24.04Upgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-raspi-realtimeUpgrade linux-image-5.15.0-136-genericUpgrade linux-image-6.11.0-1012-lowlatency-64kUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-5.15.0-135-lowlatencyUpgrade linux-image-azure-lts-22.04Upgrade linux-image-ibm-classicUpgrade linux-image-5.15.0-1033-nvidia-tegra-rtUpgrade linux-image-6.8.0-1029-raspiUpgrade linux-image-6.11.0-1012-lowlatencyUpgrade linux-image-5.15.0-1075-intel-iotgUpgrade linux-image-6.8.0-1013-gkeopUpgrade linux-image-intel-iotgUpgrade linux-image-5.15.0-1021-nvidia-tegra-igxUpgrade linux-image-6.8.0-62-genericUpgrade linux-image-5.15.0-1033-nvidia-tegraUpgrade linux-image-6.8.0-62-generic-64kUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-nvidiaUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-5.15.0-1021-nvidia-tegra-igx-rtUpgrade linux-image-gkeopUpgrade linux-image-5.15.0-1073-intel-iot-realtimeUpgrade linux-image-azure-nvidiaUpgrade linux-image-5.15.0-1086-azure-fdeUpgrade linux-image-generic-64kUpgrade linux-image-5.15.0-135-generic-64kUpgrade linux-image-6.11.0-24-genericUpgrade linux-image-6.8.0-1029-nvidia-64kUpgrade linux-image-6.8.0-1030-azure-fdeUpgrade linux-image-generic-6.8Upgrade linux-image-5.15.0-135-genericUpgrade linux-image-virtual-6.8Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-5.15.0-1086-azureUpgrade linux-image-azureUpgrade linux-image-lowlatencyUpgrade linux-image-5.15.0-1074-raspiUpgrade linux-image-5.15.0-1074-nvidiaUpgrade linux-image-nvidia-6.8Upgrade linux-image-5.15.0-1072-ibmUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-azure-cvmUpgrade linux-image-6.11.0-24-generic-64kUpgrade linux-image-gcpUpgrade linux-image-5.15.0-1083-azure-fipsUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-6.11.0-1014-oracle-64kUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1077-oracleUpgrade linux-image-6.8.0-1029-nvidia-lowlatencyUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-5.15.0-136-generic-64kUpgrade linux-image-oracleUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.11.0-1011-raspiUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-1029-oemUpgrade linux-image-5.15.0-1044-xilinx-zynqmpUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-oem-22.04dUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-5.15.0-135-lowlatency-64kUpgrade linux-image-oem-24.04aUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-aws-64kUpgrade linux-image-6.11.0-1013-gcpUpgrade linux-image-5.15.0-136-generic-lpaeUpgrade linux-image-5.15.0-1077-gkeUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-64-genericUpgrade linux-image-6.8.0-1027-oracleUpgrade linux-image-6.11.0-1013-azure-fdeUpgrade linux-image-5.15.0-135-generic-lpaeUpgrade linux-image-5.15.0-1080-aws-fipsUpgrade linux-image-5.15.0-1080-realtimeUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-virtualUpgrade linux-image-oem-22.04bUpgrade linux-image-nvidia-64kUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-62-lowlatencyUpgrade linux-image-6.8.0-1029-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1079-gcpUpgrade linux-image-6.8.0-64-generic-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-realtimeUpgrade linux-image-raspi-nolpaeUpgrade linux-image-oracle-64kUpgrade linux-image-oem-20.04Upgrade linux-image-oem-20.04dUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-gcp-64kUpgrade linux-image-awsUpgrade linux-image-6.8.0-1027-oracle-64kUpgrade linux-image-6.8.0-1026-gkeUpgrade linux-image-gkeUpgrade linux-image-6.11.0-1008-realtimeUpgrade linux-image-5.15.0-1081-gcpUpgrade linux-image-gkeop-5.15Upgrade linux-image-6.8.0-1030-awsUpgrade linux-image-5.15.0-135-fipsUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.8.0-1018-azure-nvidiaUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-6.8.0-2024-raspi-realtimeUpgrade linux-image-kvmUpgrade linux-image-virtual-hwe-24.04 | Mar 28, 2025 | Jan 31, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2025 | Jan 31, 2025 |
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