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CVE-2026-23009

In the Linux kernel, the following vulnerability has been resolved: xhci: sideband: don't dereference freed ring when removing sideband endpoint xhci_sideband_remove_endpoint() incorrecly assumes that the endpoint is running and has a valid transfer ring. Lianqin reported a crash during suspend/wake-up stress testing, and found the cause to be dereferencing a non-existing transfer ring 'ep->ring' during xhci_sideband_remove_endpoint(). The endpoint and its ring may be in unknown state if thi
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bdc9d8a392dcc21f4dbff7f41fd652998fc83e792548f8db4fe57a76c11eb1c7
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/host/xhci-sideband.c","drivers/usb/host/xhci.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"34f6634dba87ef72b3c3a3a524be663adef7ab42","status":"affected","version":"de66754e9f8029f8ae955a588959b99cab56b506","versionType":"git"},{"lessThan":"dd83dc1249737b837ac5d57c81f2b0977c613d9f","status":"affected","version":"de66754e9f8029f8ae955a588959b99cab56b506","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/host/xhci-sideband.c","drivers/usb/host/xhci.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/host/xhci-sideband.c","drivers/usb/host/xhci.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"34f6634dba87ef72b3c3a3a524be663adef7ab42","status":"affected","version":"de66754e9f8029f8ae955a588959b99cab56b506","versionType":"git"},{"lessThan":"dd83dc1249737b837ac5d57c81f2b0977c613d9f","status":"affected","version":"de66754e9f8029f8ae955a588959b99cab56b506","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/host/xhci-sideband.c","drivers/usb/host/xhci.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/affected/1

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/34f6634dba87ef72b3c3a3a524be663adef7ab42"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/dd83dc1249737b837ac5d57c81f2b0977c613d9f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:376a468187000e0329de6ea80134d4be307171d69a7ba17e41a19bad42ebc77e · sha256:9d8fce53b1e5f911… · /containers/cna/references/1

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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