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CVE-2026-31755

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in ep_queue When the gadget endpoint is disabled or not yet configured, the ep->desc pointer can be NULL. This leads to a NULL pointer dereference when __cdns3_gadget_ep_queue() is called, causing a kernel crash. Add a check to return -ESHUTDOWN if ep->desc is NULL, which is the standard return code for unconfigured endpoints. This prevents potential crashes when ep_queue is c
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3180861a28d865c04391145c379d63f9d3d686f10b5c87a1d4167b539d06b628
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/cdns3/cdns3-gadget.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3cf0580a09d417eab41ce914a11f9cde3a121871","status":"affected","version":"7733f6c32e36ff9d7adadf40001039bf219b1cbe","versionType":"git"},{"lessThan":"3d1433fe34b224b90259e207e5389e95b504ef04","status":"affected","version":"7733f6c32e36ff9d7adadf40001039bf219b1cbe","versionType":"git"},{"lessThan":"fb2ad0c1334a3eccfe4ed203f9eef5a4879226f6","status":"affected","version":"7733f6c32e36f…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/cdns3/cdns3-gadget.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.4"},{"lessThan":"5.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.260","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/cdns3/cdns3-gadget.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3cf0580a09d417eab41ce914a11f9cde3a121871","status":"affected","version":"7733f6c32e36ff9d7adadf40001039bf219b1cbe","versionType":"git"},{"lessThan":"3d1433fe34b224b90259e207e5389e95b504ef04","status":"affected","version":"7733f6c32e36ff9d7adadf40001039bf219b1cbe","versionType":"git"},{"lessThan":"fb2ad0c1334a3eccfe4ed203f9eef5a4879226f6","status":"affected","version":"7733f6c32e36f…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/cdns3/cdns3-gadget.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.4"},{"lessThan":"5.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.260","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/affected/1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/14bf08ab2cdfcdfd3f13e799d06692a1b3e0745f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/390536cc6af4ca5566bc3bf1f8b704700380cd2c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/3cf0580a09d417eab41ce914a11f9cde3a121871"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/3d1433fe34b224b90259e207e5389e95b504ef04"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/7f6f127b9bc34bed35f56faf7ecb1561d6b39000"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/9ab9b0e5fcdac325f950fc8b6caa08a9e22a0db9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/d61446dfc9d387775bb1b95b081953201b9222af"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/fb2ad0c1334a3eccfe4ed203f9eef5a4879226f6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:85ba42c91824cceb97e492f3fcbb2ab497ca90c54f2c78d948d37ce67c1d90ac · sha256:420fde74bd18f989… · /containers/cna/references/2

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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