{"api_version":"1","generated_at":"2026-05-06T14:20:43+00:00","cve":"CVE-2026-43263","urls":{"html":"https://cve.report/CVE-2026-43263","api":"https://cve.report/api/cve/CVE-2026-43263.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43263","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43263"},"summary":{"title":"media: chips-media: wave5: Fix Null reference while testing fluster","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: chips-media: wave5: Fix Null reference while testing fluster\n\nWhen multi instances are created/destroyed, many interrupts happens\nand structures for decoder are removed.\n\"struct vpu_instance\" this structure is shared for all flow in the decoder,\nso if the structure is not protected by lock, Null dereference\ncould happens sometimes.\nIRQ Handler was spilt to two phases and Lock was added as well.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 12:16:47","updated_at":"2026-05-06 13:07:51"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ea316b784fe6a61b29131c98cddb24e651b1dcbc","name":"https://git.kernel.org/stable/c/ea316b784fe6a61b29131c98cddb24e651b1dcbc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4","name":"https://git.kernel.org/stable/c/e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d12bcf183ec7da4305d848068d15f18044eaf62a","name":"https://git.kernel.org/stable/c/d12bcf183ec7da4305d848068d15f18044eaf62a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43263","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43263","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9707a6254a8a6b978bde811a44fe07d86c229d1c ea316b784fe6a61b29131c98cddb24e651b1dcbc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9707a6254a8a6b978bde811a44fe07d86c229d1c d12bcf183ec7da4305d848068d15f18044eaf62a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9707a6254a8a6b978bde811a44fe07d86c229d1c e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.16 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.6 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/media/platform/chips-media/wave5/wave5-helper.c","drivers/media/platform/chips-media/wave5/wave5-helper.h","drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c","drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c","drivers/media/platform/chips-media/wave5/wave5-vpu.c","drivers/media/platform/chips-media/wave5/wave5-vpuapi.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ea316b784fe6a61b29131c98cddb24e651b1dcbc","status":"affected","version":"9707a6254a8a6b978bde811a44fe07d86c229d1c","versionType":"git"},{"lessThan":"d12bcf183ec7da4305d848068d15f18044eaf62a","status":"affected","version":"9707a6254a8a6b978bde811a44fe07d86c229d1c","versionType":"git"},{"lessThan":"e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4","status":"affected","version":"9707a6254a8a6b978bde811a44fe07d86c229d1c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/media/platform/chips-media/wave5/wave5-helper.c","drivers/media/platform/chips-media/wave5/wave5-helper.h","drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c","drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c","drivers/media/platform/chips-media/wave5/wave5-vpu.c","drivers/media/platform/chips-media/wave5/wave5-vpuapi.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.8"},{"lessThan":"6.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.16","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.16","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.6","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: chips-media: wave5: Fix Null reference while testing fluster\n\nWhen multi instances are created/destroyed, many interrupts happens\nand structures for decoder are removed.\n\"struct vpu_instance\" this structure is shared for all flow in the decoder,\nso if the structure is not protected by lock, Null dereference\ncould happens sometimes.\nIRQ Handler was spilt to two phases and Lock was added as well."}],"providerMetadata":{"dateUpdated":"2026-05-06T11:28:50.188Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ea316b784fe6a61b29131c98cddb24e651b1dcbc"},{"url":"https://git.kernel.org/stable/c/d12bcf183ec7da4305d848068d15f18044eaf62a"},{"url":"https://git.kernel.org/stable/c/e66ff2b08e4ee1c4d3b84f24818e5bcc178cc3a4"}],"title":"media: chips-media: wave5: Fix Null reference while testing fluster","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43263","datePublished":"2026-05-06T11:28:50.188Z","dateReserved":"2026-05-01T14:12:55.997Z","dateUpdated":"2026-05-06T11:28:50.188Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 12:16:47","lastModifiedDate":"2026-05-06 13:07:51","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43263","Ordinal":"1","Title":"media: chips-media: wave5: Fix Null reference while testing flus","CVE":"CVE-2026-43263","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43263","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: chips-media: wave5: Fix Null reference while testing fluster\n\nWhen multi instances are created/destroyed, many interrupts happens\nand structures for decoder are removed.\n\"struct vpu_instance\" this structure is shared for all flow in the decoder,\nso if the structure is not protected by lock, Null dereference\ncould happens sometimes.\nIRQ Handler was spilt to two phases and Lock was added as well.","Type":"Description","Title":"media: chips-media: wave5: Fix Null reference while testing flus"}]}}}