CVE-2024-26838

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Source
https://cve.org/CVERecord?id=CVE-2024-26838
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26838.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2024-26838
Downstream
Related
Published
2024-04-17T10:10:04.871Z
Modified
2026-03-14T12:27:42.397127Z
Summary
RDMA/irdma: Fix KASAN issue with tasklet
Details

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] <IRQ> [50006.489538] dumpstack+0x5c/0x80 [50006.493475] printaddressdescription.constprop.6+0x1a/0x150 [50006.499872] ? irdmascprocessceq+0x483/0x790 [irdma] [50006.505742] ? irdmascprocessceq+0x483/0x790 [irdma] [50006.511644] kasanreport.cold.11+0x7f/0x118 [50006.516572] ? irdmascprocessceq+0x483/0x790 [irdma] [50006.522473] irdmascprocessceq+0x483/0x790 [irdma] [50006.528232] irdmaprocessceq+0xb2/0x400 [irdma] [50006.533601] ? irdmahwflushwqescallback+0x370/0x370 [irdma] [50006.540298] irdmaceqdpc+0x44/0x100 [irdma] [50006.545306] taskletactioncommon.isra.14+0x148/0x2c0 [50006.551096] _dosoftirq+0x1d0/0xaf8 [50006.555396] irqexitrcu+0x219/0x260 [50006.559670] irqexit+0xa/0x20 [50006.563320] smpapictimerinterrupt+0x1bf/0x690 [50006.568645] apictimerinterrupt+0xf/0x20 [50006.573341] </IRQ>

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.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26838.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
44d9e52977a1b90b0db1c7f8b197c218e9226520
Fixed
635d79aa477f9912e602feb5498bdd51fb9cb824
Fixed
b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa
Fixed
c6f1ca235f68b22b3e691b2ea87ac285e5946848
Fixed
0ae8ad0013978f7471f22bcf45b027393e87f5dc
Fixed
bd97cea7b18a0a553773af806dfbfac27a7c4acb

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26838.json"