Ubuntu.comUB:CVE-2023-52785CVE-2023-52785
In the Linux kernel, the following vulnerability has been resolved: scsi:
ufs: core: Fix racing issue between ufshcd_mcq_abort() and ISR If command
timeout happens and cq complete IRQ is raised at the same time,
ufshcd_mcq_abort clears lprb->cmd and a NULL pointer deref happens in the
ISR. Error log: ufshcd_abort: Device abort task at tag 18 Unable to handle
kernel NULL pointer dereference at virtual address 0000000000000108 pc :
[0xffffffe27ef867ac] scsi_dma_unmap+0xc/0x44 lr : [0xffffffe27f1b898c]
ufshcd_release_scsi_cmd+0x24/0x114
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 22.04 | noarch | linux-aws-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-azure-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-gcp-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-nvidia-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-oracle-6.5 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-starfive-6.5 | < any | UNKNOWN |
References
git.kernel.org/linus/27900d7119c464b43cd9eac69c85884d17bae240 (6.7-rc2)
git.kernel.org/stable/c/27900d7119c464b43cd9eac69c85884d17bae240
git.kernel.org/stable/c/8f15a7e3c054d960bbd1521110700450bbf798a1
git.kernel.org/stable/c/f84d461f33a6b27304d468d9cfb56c0cefdb4ee7
launchpad.net/bugs/cve/CVE-2023-52785
nvd.nist.gov/vuln/detail/CVE-2023-52785
security-tracker.debian.org/tracker/CVE-2023-52785
www.cve.org/CVERecord?id=CVE-2023-52785
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