CVE-2025-68746: Linux kernel · spi: tegra210-quad: Fix timeout handling When the CPU that the QSPI interrupt
Source GCVE Database
Not known to be exploited · CVSS 7.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 24 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
AI-suggested
The description indicates a fix has been implemented in the Linux kernel source code, but no explicit patch link or vendor advisory is provided. Users should monitor official Linux kernel updates and apply relevant patches when available.
Description
A vulnerability in the Linux kernel's tegra210-quad SPI driver involves improper timeout handling in the QSPI interrupt handler. When the CPU running the interrupt handler is heavily loaded, the IRQ thread may not execute before a transfer timeout occurs, leading to stale memory references. This can cause corruption and failure in SPI message handling. The issue has been addressed by clearing the current transfer pointer upon timeout and ensuring interrupts are cleared on failure to allow new interrupts to be processed.
References
- nvd.nist.gov/vuln/detail/CVE-2025-68746 (opens in a new tab)
- git.kernel.org/stable/c/01bbf25c767219b14c3235bfa85906b8d2cb8fbc (opens in a new tab)
- git.kernel.org/stable/c/551060efb156c50fe33799038ba8145418cfdeef (opens in a new tab)
- git.kernel.org/stable/c/83309dd551cfd60a5a1a98d9cab19f435b44d46d (opens in a new tab)
- git.kernel.org/stable/c/88db8bb7ed1bb474618acdf05ebd4f0758d244e2 (opens in a new tab)
- git.kernel.org/stable/c/b4e002d8a7cee3b1d70efad0e222567f92a73000 (opens in a new tab)
- git.kernel.org/stable/c/bb0c58be84f907285af45657c1d4847b960a12bf (opens in a new tab)
- git.kernel.org/stable/c/c934e40246da2c5726d14e94719c514e30840df8 (opens in a new tab)