{"id":"CVE-2025-68738","state":"PUBLISHED","title":"wifi: mt76: mt7996: fix null pointer deref in mt7996_conf_tx()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: fix null pointer deref in mt7996_conf_tx()\n\nIf a link does not have an assigned channel yet, mt7996_vif_link returns\nNULL. We still need to store the updated queue settings in that case, and\napply them later.\nMove the location of the queue params to within struct mt7996_vif_link.","publishedAt":"2025-12-24T12:09:36.449Z","updatedAt":"2026-05-11T21:52:23.494Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"96841352aaba7723c20afb3a5356746810ef8198","versionType":"git"},{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"b8f34c1c5c4f5130c20e3253c95ba1d844d402b9","versionType":"git"},{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"79277f8ad15ec5f255ed0e1427c7a8a3e94e7f52","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mcu.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.17.13","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18.2","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mcu.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"]}],"references":["https://git.kernel.org/stable/c/96841352aaba7723c20afb3a5356746810ef8198","https://git.kernel.org/stable/c/b8f34c1c5c4f5130c20e3253c95ba1d844d402b9","https://git.kernel.org/stable/c/79277f8ad15ec5f255ed0e1427c7a8a3e94e7f52"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68738.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68738","state":"PUBLISHED","datePublished":"2025-12-24T12:09:36.449Z","dateUpdated":"2026-05-11T21:52:23.494Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T10:30:51.029Z"},"containers":{"cna":{"title":"wifi: mt76: mt7996: fix null pointer deref in mt7996_conf_tx()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: fix null pointer deref in mt7996_conf_tx()\n\nIf a link does not have an assigned channel yet, mt7996_vif_link returns\nNULL. We still need to store the updated queue settings in that case, and\napply them later.\nMove the location of the queue params to within struct mt7996_vif_link."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"96841352aaba7723c20afb3a5356746810ef8198","versionType":"git"},{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"b8f34c1c5c4f5130c20e3253c95ba1d844d402b9","versionType":"git"},{"version":"c0df2f0caa8dde0d50f36649ee28a54c5079281b","status":"affected","lessThan":"79277f8ad15ec5f255ed0e1427c7a8a3e94e7f52","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mcu.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.17.13","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18.2","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mcu.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/96841352aaba7723c20afb3a5356746810ef8198"},{"url":"https://git.kernel.org/stable/c/b8f34c1c5c4f5130c20e3253c95ba1d844d402b9"},{"url":"https://git.kernel.org/stable/c/79277f8ad15ec5f255ed0e1427c7a8a3e94e7f52"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:52:23.494Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.17.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}