vulnerability

Ubuntu: (Multiple Advisories) (CVE-2024-26838): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:L/Au:M/C:N/I:N/A:C)
Published
04/17/2024
Added
07/01/2024
Modified
04/04/2025

Description

In the Linux kernel, the following vulnerability has been resolved:

RDMA/irdma: Fix KASAN issue with tasklet

KASAN testing revealed the following issue assocated with freeing an IRQ.

[50006.466686] Call Trace:
[50006.466691]
[50006.489538] dump_stack+0x5c/0x80
[50006.493475] print_address_description.constprop.6+0x1a/0x150
[50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma]
[50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma]
[50006.511644] kasan_report.cold.11+0x7f/0x118
[50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma]
[50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma]
[50006.528232] irdma_process_ceq+0xb2/0x400 [irdma]
[50006.533601] ? irdma_hw_flush_wqes_callback+0x370/0x370 [irdma]
[50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma]
[50006.545306] tasklet_action_common.isra.14+0x148/0x2c0
[50006.551096] __do_softirq+0x1d0/0xaf8
[50006.555396] irq_exit_rcu+0x219/0x260
[50006.559670] irq_exit+0xa/0x20
[50006.563320] smp_apic_timer_interrupt+0x1bf/0x690
[50006.568645] apic_timer_interrupt+0xf/0x20
[50006.573341]

The issue is that a tasklet could be pending on another core racing
the delete of the irq.

Fix by insuring any scheduled tasklet is killed after deleting the
irq.

Solution(s)

ubuntu-upgrade-linux-image-5-15-0-1030-xilinx-zynqmpubuntu-upgrade-linux-image-5-15-0-1046-gkeopubuntu-upgrade-linux-image-5-15-0-1056-ibmubuntu-upgrade-linux-image-5-15-0-1057-ibmubuntu-upgrade-linux-image-5-15-0-1058-intel-iotgubuntu-upgrade-linux-image-5-15-0-1058-nvidiaubuntu-upgrade-linux-image-5-15-0-1058-nvidia-lowlatencyubuntu-upgrade-linux-image-5-15-0-1058-raspiubuntu-upgrade-linux-image-5-15-0-1060-gkeubuntu-upgrade-linux-image-5-15-0-1060-kvmubuntu-upgrade-linux-image-5-15-0-1061-oracleubuntu-upgrade-linux-image-5-15-0-1062-gcpubuntu-upgrade-linux-image-5-15-0-1063-awsubuntu-upgrade-linux-image-5-15-0-1065-azure-fdeubuntu-upgrade-linux-image-5-15-0-1066-azureubuntu-upgrade-linux-image-5-15-0-110-lowlatencyubuntu-upgrade-linux-image-5-15-0-110-lowlatency-64kubuntu-upgrade-linux-image-5-15-0-112-genericubuntu-upgrade-linux-image-5-15-0-112-generic-64kubuntu-upgrade-linux-image-5-15-0-112-generic-lpaeubuntu-upgrade-linux-image-5-15-0-113-genericubuntu-upgrade-linux-image-5-15-0-113-generic-64kubuntu-upgrade-linux-image-5-15-0-113-generic-lpaeubuntu-upgrade-linux-image-6-5-0-1017-starfiveubuntu-upgrade-linux-image-6-5-0-1020-raspiubuntu-upgrade-linux-image-6-5-0-1023-awsubuntu-upgrade-linux-image-6-5-0-1023-nvidiaubuntu-upgrade-linux-image-6-5-0-1023-nvidia-64kubuntu-upgrade-linux-image-6-5-0-1024-azureubuntu-upgrade-linux-image-6-5-0-1024-azure-fdeubuntu-upgrade-linux-image-6-5-0-1024-gcpubuntu-upgrade-linux-image-6-5-0-1026-oracleubuntu-upgrade-linux-image-6-5-0-1026-oracle-64kubuntu-upgrade-linux-image-6-5-0-1027-oemubuntu-upgrade-linux-image-6-5-0-44-genericubuntu-upgrade-linux-image-6-5-0-44-generic-64kubuntu-upgrade-linux-image-6-5-0-44-lowlatencyubuntu-upgrade-linux-image-6-5-0-44-lowlatency-64kubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-fde-lts-22-04ubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-22-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-64k-hwe-22-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-22-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-15ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-intelubuntu-upgrade-linux-image-intel-iotgubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-64k-hwe-22-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-hwe-22-04ubuntu-upgrade-linux-image-nvidiaubuntu-upgrade-linux-image-nvidia-6-5ubuntu-upgrade-linux-image-nvidia-64k-6-5ubuntu-upgrade-linux-image-nvidia-64k-hwe-22-04ubuntu-upgrade-linux-image-nvidia-hwe-22-04ubuntu-upgrade-linux-image-nvidia-lowlatencyubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oem-20-04dubuntu-upgrade-linux-image-oem-22-04ubuntu-upgrade-linux-image-oem-22-04aubuntu-upgrade-linux-image-oem-22-04bubuntu-upgrade-linux-image-oem-22-04cubuntu-upgrade-linux-image-oem-22-04dubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-64kubuntu-upgrade-linux-image-oracle-lts-22-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-starfiveubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-hwe-22-04ubuntu-upgrade-linux-image-xilinx-zynqmp
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