Summary
[4.18.0-513.18.0.2.el8_9]
- net/sched: sch_hfsc: Ensure inner classes have fsc curve {CVE-2023-4623}
- net/sched: sch_hfsc: upgrade 'rt' to 'sc' when it becomes a inner curve {CVE-2023-4623}
- x86/sev: Check for user-space IOIO pointing to kernel space {CVE-2023-46813}
- x86/sev: Check IOBM for IOIO exceptions from user-space {CVE-2023-46813}
- x86/sev: Disable MMIO emulation from user mode {CVE-2023-46813}
- RDMA/core: Fix resolve_prepare_src error cleanup {CVE-2023-2176}
Fixed packages 20
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 8 | bpftool | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-abi-stablelists | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-core | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-cross-headers | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-debug | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-debug-core | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-debug-devel | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-debug-modules | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-debug-modules-extra | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-devel | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-doc | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-headers | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-modules | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-modules-extra | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-tools | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-tools-libs | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | kernel-tools-libs-devel | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | perf | 0:4.18.0-513.18.0.2.el8_9 |
| Oracle Linux · 8 | python3-perf | 0:4.18.0-513.18.0.2.el8_9 |
Vulnerabilities 3
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High 7.8
A vulnerability was found in compare_netdev_and_ip in drivers/infiniband/core/cma.c in RDMA in the Linux Kernel. The im…
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High 7.8
Use-after-free in Linux kernel's net/sched: sch_hfsc (HFSC qdisc traffic control) component
A use-after-free vulnerability in the Linux kernel's net/sched: sch_hfsc (HFSC qdisc traffic control) component can be exploited to achieve local privilege escalation. If a class with a link-sharing curve (i.e. with the HFSC_FSC flag set) has a parent without…
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High 7.0CVE-2023-46813 Public exploit
An issue was discovered in the Linux kernel before 6.5.9, exploitable by local users with userspace access to MMIO regi…