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vuln-cve/data/2026/68xxx/CVE-2026-68307.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-68307",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-07-30T09:28:09.381Z",
"datePublished": "2026-08-10T12:02:41.904Z",
"dateUpdated": "2026-08-17T05:02:59.698Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-08-17T05:02:59.698Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix crash in reset link replay\n\nDuring reset recovery, mt7925_vif_connect_iter() replays firmware state\nfor links tracked in mvif->valid_links. After MLO link changes or MCU\ntimeout recovery, the driver bitmap can temporarily contain a link whose\nmac80211 bss_conf has already gone away.\n\nThis can pass a NULL bss_conf to mt76_connac_mcu_uni_add_dev(), matching\nthe crash where x1, the second argument, is NULL:\n\npc : mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nlr : mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nx2 : ffffff80a77f6018 x1 : 0000000000000000 x0 : ffffff8099402080\nCall trace:\nmt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nmt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nmt7925_mac_reset_work+0x264/0x2f8 [mt7925_common]\n\nSkip missing bss_conf entries before replaying the link. Non-MLO AP/STA\nreset replay is unchanged because the helper still returns &vif->bss_conf\nfor the legacy link."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/wireless/mediatek/mt76/mt7925/mac.c"
],
"versions": [
{
"version": "14061994184df6bb89cba31657ee1db24480e92a",
"lessThan": "d9326796a378f80be5f9fd60983c62fdccdf2f0b",
"status": "affected",
"versionType": "git"
},
{
"version": "14061994184df6bb89cba31657ee1db24480e92a",
"lessThan": "95b0cf02731c74e073ef8937f5526bd4442a0326",
"status": "affected",
"versionType": "git"
},
{
"version": "14061994184df6bb89cba31657ee1db24480e92a",
"lessThan": "89d03bda560d635f66d495f37b46a187fd4edfdf",
"status": "affected",
"versionType": "git"
},
{
"version": "14061994184df6bb89cba31657ee1db24480e92a",
"lessThan": "bd8b2ec838184236c3fcbf738a926328836adf12",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/wireless/mediatek/mt76/mt7925/mac.c"
],
"versions": [
{
"version": "6.11",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.11",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.101",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.42",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.1.6",
"lessThanOrEqual": "7.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "6.12.101"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "6.18.42"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "7.1.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "7.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/d9326796a378f80be5f9fd60983c62fdccdf2f0b"
},
{
"url": "https://git.kernel.org/stable/c/95b0cf02731c74e073ef8937f5526bd4442a0326"
},
{
"url": "https://git.kernel.org/stable/c/89d03bda560d635f66d495f37b46a187fd4edfdf"
},
{
"url": "https://git.kernel.org/stable/c/bd8b2ec838184236c3fcbf738a926328836adf12"
}
],
"title": "wifi: mt76: mt7925: fix crash in reset link replay",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}