UBUNTU-CVE-2024-35806

In the Linux kernel, the following vulnerability has been resolved: soc: fsl: qbman: Always disable interrupts when taking cgrlock smpcallfunctionsingle disables IRQs when executing the callback. To prevent deadlocks, we must disable IRQs when taking cgrlock elsewhere. This is already done by...

CVE-2024-35819 soc: fsl: qbman: Use raw spinlock for cgr_lock

In the Linux kernel, the following vulnerability has been resolved: soc: fsl: qbman: Use raw spinlock for cgrlock smpcallfunction always runs its callback in hard IRQ context, even on PREEMPTRT, where spinlocks can sleep. So we need to use a raw spinlock for cgrlock to ensure we aren't waiting on...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the fact that smpcallfunction always runs its callbacks in a hard IRQ context...

CVE-2022-48692

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Set scmnd-result only when scmnd is not NULL This change fixes the following kernel NULL pointer dereference which is reproduced by blktests srp/007 occasionally. BUG: kernel NULL pointer dereference, address:...

CVE-2024-27062 nouveau: lock the client object tree.

In the Linux kernel, the following vulnerability has been resolved: nouveau: lock the client object tree. It appears the client object tree has no locking unless I've missed something else. Fix races around adding/removing client objects, mostly vram bar mappings. 4562.099306 general protection...

CVE-2024-26989 arm64: hibernate: Fix level3 translation fault in swsusp_save()

In the Linux kernel, the following vulnerability has been resolved: arm64: hibernate: Fix level3 translation fault in swsuspsave On arm64 machines, swsuspsave faults if it attempts to access MEMBLOCKNOMAP memory ranges. This can be reproduced in QEMU using UEFI when booting with rodata=off...

CVE-2024-26941 drm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau

In the Linux kernel, the following vulnerability has been resolved: drm/dp: Fix divide-by-zero regression on DP MST unplug with nouveau Fix a regression when using nouveau and unplugging a StarTech MSTDP122DP DisplayPort 1.2 MST hub the same regression does not appear when using a Cable Matters...

kernel: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use rawsmpprocessorid instead of smpprocessorid The following call trace was observed: localhost kernel: nvme nvme0: NVME-FC0: controller connect complete localhost kernel: BUG: using smpprocessorid in preemptible...

PT-2024-21574

Name of the Vulnerable Software and Affected Versions Linux Kernel versions up to 6.7.10 Description A critical null pointer dereference issue has been identified in the Linux Kernel. The issue is related to the kasprintf function in xen/smp.c. It is recommended to audit systems using vulnerable...

CVE-2024-26783

In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: fix a bug calling wakeupkswapd with a wrong zone index With numa balancing on, when a numa system is running where a numa node doesn't have its local memory so it has no managed zones, the following oops has been...

CVE-2024-26768 LoongArch: Change acpi_core_pic[NR_CPUS] to acpi_core_pic[MAX_CORE_PIC]

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Change acpicorepicNRCPUS to acpicorepicMAXCOREPIC With default config, the value of NRCPUS is 64. When HW platform has more then 64 cpus, system will crash on these platforms. MAXCOREPIC is the maximum cpu number in MA...

CVE-2024-26754 gtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()

In the Linux kernel, the following vulnerability has been resolved: gtp: fix use-after-free and null-ptr-deref in gtpgenldumppdp The gtpnetops pernet operations structure for the subsystem must be registered before registering the generic netlink family. Syzkaller hit 'general protection fault in...

CVE-2021-47178

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Avoid smpprocessorid in preemptible code The BUG message "BUG: using smpprocessorid in preemptible 00000000 code" was observed for TCMU devices with kernel config DEBUGPREEMPT. The message was observed when...

CVE-2021-47178

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Avoid smpprocessorid in preemptible code The BUG message "BUG: using smpprocessorid in preemptible 00000000 code" was observed for TCMU devices with kernel config DEBUGPREEMPT. The message was observed when...

UBUNTU-CVE-2021-47178

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Avoid smpprocessorid in preemptible code The BUG message "BUG: using smpprocessorid in preemptible 00000000 code" was observed for TCMU devices with kernel config DEBUGPREEMPT. The message was observed when...

CVE-2024-26626 ipmr: fix kernel panic when forwarding mcast packets

In the Linux kernel, the following vulnerability has been resolved: ipmr: fix kernel panic when forwarding mcast packets The stacktrace was: 86.305548 BUG: kernel NULL pointer dereference, address: 0000000000000092 86.306815 PF: supervisor read access in kernel mode 86.307717 PF: errorcode0x0000 ...

SUSE CVE-2023-52578

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEVSTATSINC syzbot/KCSAN reported data-races in brhandleframefinish 1 This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEVSTATSINC to update dev-stats fields. Handles updates to...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEVSTATSINC syzbot/KCSAN reported data-races in brhandleframefinish 1 This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEVSTATSINC to update dev-stats fields. Handles updates to...

CVE-2023-52578 net: bridge: use DEV_STATS_INC()

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEVSTATSINC syzbot/KCSAN reported data-races in brhandleframefinish 1 This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEVSTATSINC to update dev-stats fields. Handles updates to...

CVE-2023-52578 net: bridge: use DEV_STATS_INC()

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEVSTATSINC syzbot/KCSAN reported data-races in brhandleframefinish 1 This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEVSTATSINC to update dev-stats fields. Handles updates to...