Summary
[4.1.12-124.82.2]
- Bluetooth: Reject connection with the device which has same BD_ADDR (Lee, Chun-Yi) [Orabug: 35959598] {CVE-2020-26555}
- sched/rt: pick_next_rt_entity(): check list_entry (Pietro Borrello) [Orabug: 35181560] {CVE-2023-1077}
- sched/debug: Fix SCHED_WARN_ON() to return a value on !CONFIG_SCHED_DEBUG as well (Ingo Molnar) [Orabug: 35181560]
- sched/debug: Add SCHED_WARN_ON() (Peter Zijlstra) [Orabug: 35181560]
[4.1.12-124.82.1]
- igmp: limit igmpv3_newpack() packet size to IP_MAX_MTU (Eric Dumazet) [Orabug: 35924002] {CVE-2023-42752}
- net: sched: sch_qfq: Fix UAF in qfq_dequeue() (valis) [Orabug: 35814457] {CVE-2023-4921}
- ixgbe: fix large MTU request from VF (Samasth Norway Ananda) [Orabug: 33752821] {CVE-2021-33098}
Fixed packages 6
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 7 | kernel-uek | 0:4.1.12-124.82.2.el7uek |
| Oracle Linux · 7 | kernel-uek-debug | 0:4.1.12-124.82.2.el7uek |
| Oracle Linux · 7 | kernel-uek-debug-devel | 0:4.1.12-124.82.2.el7uek |
| Oracle Linux · 7 | kernel-uek-devel | 0:4.1.12-124.82.2.el7uek |
| Oracle Linux · 7 | kernel-uek-doc | 0:4.1.12-124.82.2.el7uek |
| Oracle Linux · 7 | kernel-uek-firmware | 0:4.1.12-124.82.2.el7uek |
Vulnerabilities 5
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High 7.8
Use-after-free in Linux kernel's net/sched: sch_qfq component
A use-after-free vulnerability in the Linux kernel's net/sched: sch_qfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfq_dequeue()…
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Medium 5.5
Kernel: integer overflow in igmpv3_newpack leading to exploitable memory access
An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers.
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Unscored —
Bluetooth legacy BR/EDR PIN code pairing in Bluetooth Core Specification 1.0B through 5.2 may permit an unauthenticated…
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Unscored —
Improper input validation in the Intel(R) Ethernet ixgbe driver for Linux before version 3.17.3 may allow an authentica…
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Unscored —
In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as t…