{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-99048", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.388Z", "datePublished": "2026-10-23T12:22:13.825Z", "dateUpdated": "2026-10-23T12:22:13.825Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-23T12:22:13.825Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngve: fix napi_disable deadlock when attempting to disable XSK pools\n\nWhen disabling XSK pools, GVE calls the unlocked versions of\nnapi_disable and napi_enable. However, the netdev lock has already been\nacquired before ndo_bpf is called because GVE supports queue management\nops. Calling the unlocked versions of napi_disable/enable results in a\ndeadlock when attempting to disable XSK pools, as the thread attempts to\nre-acquire a lock it already holds.\n\nUpdate the NAPI calls to use the locked versions.\n\nThis issue was found in production."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/google/gve/gve_main.c"], "versions": [{"version": "606048cbd8346e616cfaee01b0143d072534136d", "lessThan": "42935a61001927aa01db10b53b420efd37eaa99b", "status": "affected", "versionType": "git"}, {"version": "606048cbd8346e616cfaee01b0143d072534136d", "lessThan": "3d377911ce81fd4e61af814e750d8e08879a5208", "status": "affected", "versionType": "git"}, {"version": "606048cbd8346e616cfaee01b0143d072534136d", "lessThan": "0cb6939a4dfefa822007b7a71986e06bc4f61f54", "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/ethernet/google/gve/gve_main.c"], "versions": [{"version": "6.16", "status": "affected"}, {"version": "0", "lessThan": "6.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.57", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.11", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "6.16", "versionEndExcluding": "6.18.57"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "7.2.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/42935a61001927aa01db10b53b420efd37eaa99b"}, {"url": "https://git.kernel.org/stable/c/3d377911ce81fd4e61af814e750d8e08879a5208"}, {"url": "https://git.kernel.org/stable/c/0cb6939a4dfefa822007b7a71986e06bc4f61f54"}], "title": "gve: fix napi_disable deadlock when attempting to disable XSK pools", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/ethernet/google/gve/gve_main.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "42935a61001927aa01db10b53b420efd37eaa99b", "status": "affected", "version": "606048cbd8346e616cfaee01b0143d072534136d", "versionType": "git"}, {"lessThan": "3d377911ce81fd4e61af814e750d8e08879a5208", "status": "affected", "version": "606048cbd8346e616cfaee01b0143d072534136d", "versionType": "git"}, {"lessThan": "0cb6939a4dfefa822007b7a71986e06bc4f61f54", "status": "affected", "version": "606048cbd8346e616cfaee01b0143d072534136d", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/ethernet/google/gve/gve_main.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": "6.18.57", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.11", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngve: fix napi_disable deadlock when attempting to disable XSK pools\n\nWhen disabling XSK pools, GVE calls the unlocked versions of\nnapi_disable and napi_enable. However, the netdev lock has already been\nacquired before ndo_bpf is called because GVE supports queue management\nops. Calling the unlocked versions of napi_disable/enable results in a\ndeadlock when attempting to disable XSK pools, as the thread attempts to\nre-acquire a lock it already holds.\n\nUpdate the NAPI calls to use the locked versions.\n\nThis issue was found in production."}], "id": "CVE-2026-99048", "lastModified": "2026-10-23T13:17:28.293", "metrics": {}, "published": "2026-10-23T13:17:28.293", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0cb6939a4dfefa822007b7a71986e06bc4f61f54"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3d377911ce81fd4e61af814e750d8e08879a5208"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/42935a61001927aa01db10b53b420efd37eaa99b"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

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