cve-2024-44997
Vulnerability from cvelistv5
Published
2024-09-04 19:54
Modified
2024-12-19 09:19
Severity ?
EPSS score ?
Summary
net: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb()
References
{
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"content": {
"id": "CVE-2024-44997",
"options": [
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"Exploitation": "none"
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{
"Automatable": "no"
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"Technical Impact": "partial"
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"role": "CISA Coordinator",
"timestamp": "2024-09-04T20:19:10.367821Z",
"version": "2.0.3"
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"dateUpdated": "2024-09-04T20:19:22.792Z",
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"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/net/ethernet/mediatek/mtk_wed.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
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"programFiles": [
"drivers/net/ethernet/mediatek/mtk_wed.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
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"version": "6.10.7",
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.11",
"versionType": "original_commit_for_fix"
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"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb()\n\nWhen there are multiple ap interfaces on one band and with WED on,\nturning the interface down will cause a kernel panic on MT798X.\n\nPreviously, cb_priv was freed in mtk_wed_setup_tc_block() without\nmarking NULL,and mtk_wed_setup_tc_block_cb() didn\u0027t check the value, too.\n\nAssign NULL after free cb_priv in mtk_wed_setup_tc_block() and check NULL\nin mtk_wed_setup_tc_block_cb().\n\n----------\nUnable to handle kernel paging request at virtual address 0072460bca32b4f5\nCall trace:\n mtk_wed_setup_tc_block_cb+0x4/0x38\n 0xffffffc0794084bc\n tcf_block_playback_offloads+0x70/0x1e8\n tcf_block_unbind+0x6c/0xc8\n...\n---------"
}
],
"providerMetadata": {
"dateUpdated": "2024-12-19T09:19:54.176Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
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"references": [
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"url": "https://git.kernel.org/stable/c/326a89321f9d5fe399fe6f9ff7c0fc766582a6a0"
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"url": "https://git.kernel.org/stable/c/b453a4bbda03aa8741279c360ac82d1c3ac33548"
},
{
"url": "https://git.kernel.org/stable/c/db1b4bedb9b97c6d34b03d03815147c04fffe8b4"
}
],
"title": "net: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb()",
"x_generator": {
"engine": "bippy-5f407fcff5a0"
}
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"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2024-44997",
"datePublished": "2024-09-04T19:54:42.181Z",
"dateReserved": "2024-08-21T05:34:56.672Z",
"dateUpdated": "2024-12-19T09:19:54.176Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2024-44997\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-09-04T20:15:08.470\",\"lastModified\":\"2024-09-06T16:28:25.183\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb()\\n\\nWhen there are multiple ap interfaces on one band and with WED on,\\nturning the interface down will cause a kernel panic on MT798X.\\n\\nPreviously, cb_priv was freed in mtk_wed_setup_tc_block() without\\nmarking NULL,and mtk_wed_setup_tc_block_cb() didn\u0027t check the value, too.\\n\\nAssign NULL after free cb_priv in mtk_wed_setup_tc_block() and check NULL\\nin mtk_wed_setup_tc_block_cb().\\n\\n----------\\nUnable to handle kernel paging request at virtual address 0072460bca32b4f5\\nCall trace:\\n mtk_wed_setup_tc_block_cb+0x4/0x38\\n 0xffffffc0794084bc\\n tcf_block_playback_offloads+0x70/0x1e8\\n tcf_block_unbind+0x6c/0xc8\\n...\\n---------\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: ethernet: mtk_wed: arregla el p\u00e1nico de use after free en mtk_wed_setup_tc_block_cb() Cuando hay m\u00faltiples interfaces de punto de acceso en una banda y con WED activado, desactivar la interfaz provocar\u00e1 un p\u00e1nico de kernel en MT798X. Anteriormente, cb_priv se liberaba en mtk_wed_setup_tc_block() sin marcar NULL, y mtk_wed_setup_tc_block_cb() tampoco verificaba el valor. Asigna NULL despu\u00e9s de liberar cb_priv en mtk_wed_setup_tc_block() y marca NULL en mtk_wed_setup_tc_block_cb(). ---------- No se puede manejar la solicitud de paginaci\u00f3n del n\u00facleo en la direcci\u00f3n virtual 0072460bca32b4f5 Seguimiento de llamadas: mtk_wed_setup_tc_block_cb+0x4/0x38 0xffffffc0794084bc tcf_block_playback_offloads+0x70/0x1e8 tcf_block_unbind+0x6c/0xc8 ... ---------\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.48\",\"matchCriteriaId\":\"9DE9201A-CE6B-4726-BABB-8265EA0F8AE4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.10.7\",\"matchCriteriaId\":\"D2AFDFD1-D95A-4EB7-843B-5E7659518B67\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"8B3CE743-2126-47A3-8B7C-822B502CF119\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4DEB27E7-30AA-45CC-8934-B89263EF3551\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0005AEF-856E-47EB-BFE4-90C46899394D\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/326a89321f9d5fe399fe6f9ff7c0fc766582a6a0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b453a4bbda03aa8741279c360ac82d1c3ac33548\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/db1b4bedb9b97c6d34b03d03815147c04fffe8b4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
}
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.