In the Linux kernel, the following vulnerability has been resolved:
ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook
The commit 1879445dfa7b ("perf/core: Set event's default ::overflow_handler()") set a default event->overflow_handler in perf_event_alloc(), and replace the check event->overflow_handler with is_default_overflow_handler(), but one is missing.
Currently, the bp->overflow_handler can not be NULL. As a result, enable_single_step() is always not invoked.
Comments from Zhen Lei:
https://patchwork.kernel.org/project/linux-arm-kernel/patch/[email protected]/
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:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade perf-debuginfoUpgrade kernel-toolsUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernelUpgrade bpftoolUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-4.14.238-182.421Upgrade kernel-develUpgrade python-perf-debuginfoUpgrade kernel-headersUpgrade kernel-tools-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade perf | Jun 11, 2024 | Feb 28, 2024 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Feb 28, 2024 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel | May 13, 2024 | Feb 28, 2024 |
| Huawei Euleros 2_0_sp8 | — | Upgrade kernelUpgrade python-perfUpgrade kernel-headersUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-develUpgrade python3-perfUpgrade perf | Jul 23, 2024 | Feb 28, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernelUpgrade python3-perf | Jul 17, 2024 | Feb 28, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 28, 2024 |
| Suse | — | Upgrade kernel-syms-azureUpgrade kernel-sourceUpgrade kernel-devel-azureUpgrade kernel-default-develUpgrade reiserfs-kmp-defaultUpgrade kernel-zfcpdumpUpgrade kernel-azureUpgrade kernel-64kbUpgrade kernel-source-azureUpgrade kernel-obs-buildUpgrade kernel-preempt-develUpgrade kernel-azure-baseUpgrade kernel-develUpgrade kernel-azure-develUpgrade kernel-defaultUpgrade kernel-docsUpgrade kernel-64kb-develUpgrade kernel-default-extraUpgrade kernel-symsUpgrade kernel-macrosUpgrade kernel-default-manUpgrade kernel-default-baseUpgrade kernel-preempt | Aug 9, 2024 | Feb 28, 2024 |
| Ubuntu | — | Upgrade linux-azure-5.4Upgrade linux-gcpUpgrade linux-aws-5.4Upgrade linux-raspi-5.4Upgrade linux-fipsUpgrade linux-hweUpgrade linux-bluefieldUpgrade linux-azure-4.15Upgrade linux-oracleUpgrade linux-azureUpgrade linux-kvmUpgrade linux-gcp-4.15Upgrade linux-raspiUpgrade linux-awsUpgrade linuxUpgrade linux-aws-hweUpgrade linux-oracle-5.4Upgrade linux-gcp-fipsUpgrade linux-azure-fipsUpgrade linux-gkeopUpgrade linux-hwe-5.4Upgrade linux-aws-fipsUpgrade linux-gcp-5.4 | Nov 19, 2024 | Feb 28, 2024 |
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