In the Linux kernel, the following vulnerability has been resolved:
dma-buf: heaps: Fix potential spectre v1 gadget
It appears like nr could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec.
[sumits: added fixes and cc: stable tags]
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Jun 20, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 20, 2024 |
| Suse | — | Upgrade kernel-preemptUpgrade kernel-syms-azureUpgrade kernel-azure-livepatch-develUpgrade kernel-azure-extraUpgrade kernel-azure-vdsoUpgrade kernel-symsUpgrade kernel-sourceUpgrade cluster-md-kmp-azureUpgrade kernel-64kbUpgrade kernel-rt_debugUpgrade kernel-rtUpgrade ocfs2-kmp-rtUpgrade kernel-default-develUpgrade kernel-64kb-develUpgrade kernel-rt_debug-vdsoUpgrade gfs2-kmp-rtUpgrade kernel-zfcpdumpUpgrade kernel-source-azureUpgrade kernel-rt-livepatch-develUpgrade kernel-devel-azureUpgrade kernel-devel-rtUpgrade kernel-macrosUpgrade dlm-kmp-azureUpgrade kernel-azure-develUpgrade kernel-syms-rtUpgrade dlm-kmp-rtUpgrade kernel-default-baseUpgrade kernel-azure-optionalUpgrade kernel-rt_debug-develUpgrade kernel-rt-vdsoUpgrade kernel-obs-buildUpgrade kselftests-kmp-azureUpgrade kernel-docsUpgrade kernel-develUpgrade kernel-azureUpgrade kernel-rt-develUpgrade reiserfs-kmp-defaultUpgrade reiserfs-kmp-rtUpgrade kernel-rt-livepatchUpgrade kernel-rt-optionalUpgrade cluster-md-kmp-rtUpgrade reiserfs-kmp-azureUpgrade ocfs2-kmp-azureUpgrade kernel-source-rtUpgrade kernel-rt_debug-livepatch-develUpgrade kernel-defaultUpgrade kselftests-kmp-rtUpgrade kernel-preempt-develUpgrade gfs2-kmp-azureUpgrade kernel-rt-extra | Aug 9, 2024 | Jun 20, 2024 |
| Ubuntu | — | Upgrade linux-intel-iotg-5.15 | Nov 19, 2024 | Jun 20, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Jun 20, 2024 |
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