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CVE-2026-43324

In the Linux kernel, the following vulnerability has been resolved: USB: dummy-hcd: Fix interrupt synchronization error This fixes an error in synchronization in the dummy-hcd driver. The error has a somewhat involved history. The synchronization mechanism was introduced by commit 7dbd8f4cabd9 ("USB: dummy-hcd: Fix erroneous synchronization change"), which added an emulated "interrupts enabled" flag together with code emulating synchronize_irq() (it waits until all current handler callbacks
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:5b2fac4755f95ce821cfd10c0cd68ffd7ca41e5e24eb001b2cb72f0507815f00
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/gadget/udc/dummy_hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d847f375b1bcea713143bc02720d13d2d01b012a","status":"affected","version":"04145a03db9d78469e0817ab3a767c76c0fb0947","versionType":"git"},{"lessThan":"cbf7df5e5d27cd5bea92ee9a75a4b28dbcc718d4","status":"affected","version":"04145a03db9d78469e0817ab3a767c76c0fb0947","versionType":"git"},{"lessThan":"5aa776c8615bea3b1eaeec87b0788375800ead4f","status":"affected","version":"04145a03db9…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/gadget/udc/dummy_hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.14"},{"lessThan":"5.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.134","versionType":"semver"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/gadget/udc/dummy_hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d847f375b1bcea713143bc02720d13d2d01b012a","status":"affected","version":"04145a03db9d78469e0817ab3a767c76c0fb0947","versionType":"git"},{"lessThan":"cbf7df5e5d27cd5bea92ee9a75a4b28dbcc718d4","status":"affected","version":"04145a03db9d78469e0817ab3a767c76c0fb0947","versionType":"git"},{"lessThan":"5aa776c8615bea3b1eaeec87b0788375800ead4f","status":"affected","version":"04145a03db9…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/gadget/udc/dummy_hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.14"},{"lessThan":"5.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.134","versionType":"semver"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions
{"url":"https://git.kernel.org/stable/c/2ca9e46f8f1f5a297eb0ac83f79d35d5b3a02541"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/5687a09776069bd915560021c9728ca528440128"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/5aa776c8615bea3b1eaeec87b0788375800ead4f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/8bcd80219d8e10e660bf29b20e41bb8beb4e4cb7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/94d4fab1dd9e64f45449bcc7d6a5acf796b13015"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/cbf7df5e5d27cd5bea92ee9a75a4b28dbcc718d4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/d847f375b1bcea713143bc02720d13d2d01b012a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:21a9eb690548989f28e2b295911621d950431bd31f1a21e7545b381a1b6626b1 · sha256:6f575549f8f3598a… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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