In the Linux kernel, the following vulnerability has been resolved:
crypto: iaa - Fix nr_cpus < nr_iaa case
If nr_cpus < nr_iaa, the calculated cpus_per_iaa will be 0, which causes a divide-by-0 in rebalance_wq_table().
Make sure cpus_per_iaa is 1 in that case, and also in the nr_iaa == 0 case, even though cpus_per_iaa is never used if nr_iaa == 0, for paranoia.
CVSS Details
- CVSS 3.1 Base Score: 8.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 27, 2026 | Jul 27, 2026 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 1, 2024 |
| Suse | — | Upgrade kernel-rt_debug-livepatch-develUpgrade kselftests-kmp-azureUpgrade ocfs2-kmp-64kbUpgrade dtb-rockchipUpgrade kernel-default-optionalUpgrade kernel-develUpgrade kernel-rt_debug-develUpgrade kernel-source-vanillaUpgrade reiserfs-kmp-defaultUpgrade dtb-allwinnerUpgrade kernel-rt_debugUpgrade kernel-64kb-extraUpgrade kernel-rt-optionalUpgrade dtb-socionextUpgrade kernel-rt-extraUpgrade ocfs2-kmp-azureUpgrade kernel-docsUpgrade kernel-rt-vdsoUpgrade dtb-caviumUpgrade gfs2-kmp-defaultUpgrade kernel-default-base-rebuildUpgrade dlm-kmp-defaultUpgrade kernel-default-livepatch-develUpgrade dtb-alteraUpgrade cluster-md-kmp-64kbUpgrade reiserfs-kmp-azureUpgrade kernel-source-rtUpgrade kernel-docs-htmlUpgrade kernel-kvmsmall-vdsoUpgrade kernel-defaultUpgrade kernel-azure-optionalUpgrade dtb-renesasUpgrade kernel-obs-buildUpgrade dtb-amdUpgrade cluster-md-kmp-rtUpgrade reiserfs-kmp-rtUpgrade dtb-sprdUpgrade kernel-default-baseUpgrade kselftests-kmp-rtUpgrade reiserfs-kmp-64kbUpgrade dlm-kmp-rtUpgrade dtb-broadcomUpgrade kernel-azureUpgrade ocfs2-kmp-defaultUpgrade kernel-debug-vdsoUpgrade dtb-nvidiaUpgrade gfs2-kmp-azureUpgrade dlm-kmp-64kbUpgrade kernel-zfcpdumpUpgrade kernel-default-vdsoUpgrade kernel-default-develUpgrade dlm-kmp-azureUpgrade dtb-amlogicUpgrade kernel-azure-extraUpgrade kernel-64kb-livepatch-develUpgrade dtb-freescaleUpgrade dtb-apmUpgrade kernel-debugUpgrade dtb-mediatekUpgrade kernel-syms-rtUpgrade kernel-devel-rtUpgrade kernel-default-livepatchUpgrade dtb-marvellUpgrade dtb-hisiliconUpgrade dtb-armUpgrade kselftests-kmp-defaultUpgrade kernel-rt-livepatch-develUpgrade kselftests-kmp-64kbUpgrade kernel-source-azureUpgrade dtb-amazonUpgrade cluster-md-kmp-azureUpgrade kernel-macrosUpgrade dtb-lgUpgrade kernel-kvmsmall-livepatch-develUpgrade gfs2-kmp-64kbUpgrade dtb-xilinxUpgrade gfs2-kmp-rtUpgrade kernel-default-extraUpgrade kernel-azure-vdsoUpgrade ocfs2-kmp-rtUpgrade kernel-kvmsmall-develUpgrade kernel-syms-azureUpgrade kernel-azure-develUpgrade cluster-md-kmp-defaultUpgrade kernel-rt-develUpgrade kernel-rtUpgrade kernel-debug-develUpgrade kernel-azure-livepatch-develUpgrade kernel-debug-livepatch-develUpgrade kernel-64kb-develUpgrade kernel-64kb-optionalUpgrade kernel-symsUpgrade dtb-qcomUpgrade kernel-rt_debug-vdsoUpgrade dtb-exynosUpgrade kernel-devel-azureUpgrade kernel-sourceUpgrade dtb-appleUpgrade kernel-64kbUpgrade kernel-kvmsmallUpgrade kernel-obs-qa | Jun 24, 2024 | May 1, 2024 |
| Ubuntu | — | Upgrade linux-image-awsUpgrade linux-image-6.8.0-1008-azure-fdeUpgrade linux-image-oracleUpgrade linux-image-6.8.0-1005-raspiUpgrade linux-image-6.8.0-1009-awsUpgrade linux-image-oem-24.04aUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatencyUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-ibm-classicUpgrade linux-image-6.8.0-1006-oemUpgrade linux-image-6.8.0-1006-oracleUpgrade linux-image-gkeUpgrade linux-image-oem-24.04Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1006-oracle-64kUpgrade linux-image-6.8.0-1004-gkeUpgrade linux-image-lowlatency-64kUpgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1006-ibmUpgrade linux-image-raspiUpgrade linux-image-6.8.0-35-generic-64kUpgrade linux-image-ibmUpgrade linux-image-6.8.0-35-genericUpgrade linux-image-azureUpgrade linux-image-oracle-64kUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-35-lowlatency-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.8.0-35-lowlatencyUpgrade linux-image-genericUpgrade linux-image-6.8.0-1008-gcpUpgrade linux-image-kvmUpgrade linux-image-6.8.0-1008-azureUpgrade linux-image-azure-fde | Jul 1, 2024 | May 1, 2024 |
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