{"id":"CVE-2025-22078","state":"PUBLISHED","title":"staging: vchiq_arm: Fix possible NPR of keep-alive thread","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: vchiq_arm: Fix possible NPR of keep-alive thread\n\nIn case vchiq_platform_conn_state_changed() is never called or fails before\ndriver removal, ka_thread won't be a valid pointer to a task_struct. So\ndo the necessary checks before calling kthread_stop to avoid a crash.","publishedAt":"2025-04-16T14:12:28.562Z","updatedAt":"2026-05-11T21:12:13.795Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"1817c4b85011998604e5ff9a80a6e01adb7e7e81","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"a915c896f95a989a7759a73f8c064f5dc3775175","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"bd38395b901327f77a82112f006240de22cf2ceb","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"3db89bc6d973e2bcaa852f6409c98c228f39a926","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.23","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.11","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14.2","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c"]}],"references":["https://git.kernel.org/stable/c/1817c4b85011998604e5ff9a80a6e01adb7e7e81","https://git.kernel.org/stable/c/a915c896f95a989a7759a73f8c064f5dc3775175","https://git.kernel.org/stable/c/bd38395b901327f77a82112f006240de22cf2ceb","https://git.kernel.org/stable/c/3db89bc6d973e2bcaa852f6409c98c228f39a926"],"weaknesses":[],"ingestedAt":"2026-10-29T20:08:39.238Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/22xxx/CVE-2025-22078.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-22078","state":"PUBLISHED","datePublished":"2025-04-16T14:12:28.562Z","dateUpdated":"2026-05-11T21:12:13.795Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-12-29T08:45:45.815Z"},"containers":{"cna":{"title":"staging: vchiq_arm: Fix possible NPR of keep-alive thread","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: vchiq_arm: Fix possible NPR of keep-alive thread\n\nIn case vchiq_platform_conn_state_changed() is never called or fails before\ndriver removal, ka_thread won't be a valid pointer to a task_struct. So\ndo the necessary checks before calling kthread_stop to avoid a crash."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"1817c4b85011998604e5ff9a80a6e01adb7e7e81","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"a915c896f95a989a7759a73f8c064f5dc3775175","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"bd38395b901327f77a82112f006240de22cf2ceb","versionType":"git"},{"version":"863a756aaf49ed23d25bbb1dad999a85f09e1836","status":"affected","lessThan":"3db89bc6d973e2bcaa852f6409c98c228f39a926","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.23","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.11","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14.2","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1817c4b85011998604e5ff9a80a6e01adb7e7e81"},{"url":"https://git.kernel.org/stable/c/a915c896f95a989a7759a73f8c064f5dc3775175"},{"url":"https://git.kernel.org/stable/c/bd38395b901327f77a82112f006240de22cf2ceb"},{"url":"https://git.kernel.org/stable/c/3db89bc6d973e2bcaa852f6409c98c228f39a926"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:12:13.795Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.12.23"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.13.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.14.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.15"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}