143 lines
8.3 KiB
JSON
143 lines
8.3 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2023-53855",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-12-09T01:27:17.828Z",
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"datePublished": "2025-12-09T01:30:20.864Z",
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"dateUpdated": "2026-05-11T19:52:49.268Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T19:52:49.268Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: ocelot: call dsa_tag_8021q_unregister() under rtnl_lock() on driver remove\n\nWhen the tagging protocol in current use is \"ocelot-8021q\" and we unbind\nthe driver, we see this splat:\n\n$ echo '0000:00:00.2' > /sys/bus/pci/drivers/fsl_enetc/unbind\nmscc_felix 0000:00:00.5 swp0: left promiscuous mode\nsja1105 spi2.0: Link is Down\nDSA: tree 1 torn down\nmscc_felix 0000:00:00.5 swp2: left promiscuous mode\nsja1105 spi2.2: Link is Down\nDSA: tree 3 torn down\nfsl_enetc 0000:00:00.2 eno2: left promiscuous mode\nmscc_felix 0000:00:00.5: Link is Down\n------------[ cut here ]------------\nRTNL: assertion failed at net/dsa/tag_8021q.c (409)\nWARNING: CPU: 1 PID: 329 at net/dsa/tag_8021q.c:409 dsa_tag_8021q_unregister+0x12c/0x1a0\nModules linked in:\nCPU: 1 PID: 329 Comm: bash Not tainted 6.5.0-rc3+ #771\npc : dsa_tag_8021q_unregister+0x12c/0x1a0\nlr : dsa_tag_8021q_unregister+0x12c/0x1a0\nCall trace:\n dsa_tag_8021q_unregister+0x12c/0x1a0\n felix_tag_8021q_teardown+0x130/0x150\n felix_teardown+0x3c/0xd8\n dsa_tree_teardown_switches+0xbc/0xe0\n dsa_unregister_switch+0x168/0x260\n felix_pci_remove+0x30/0x60\n pci_device_remove+0x4c/0x100\n device_release_driver_internal+0x188/0x288\n device_links_unbind_consumers+0xfc/0x138\n device_release_driver_internal+0xe0/0x288\n device_driver_detach+0x24/0x38\n unbind_store+0xd8/0x108\n drv_attr_store+0x30/0x50\n---[ end trace 0000000000000000 ]---\n------------[ cut here ]------------\nRTNL: assertion failed at net/8021q/vlan_core.c (376)\nWARNING: CPU: 1 PID: 329 at net/8021q/vlan_core.c:376 vlan_vid_del+0x1b8/0x1f0\nCPU: 1 PID: 329 Comm: bash Tainted: G W 6.5.0-rc3+ #771\npc : vlan_vid_del+0x1b8/0x1f0\nlr : vlan_vid_del+0x1b8/0x1f0\n dsa_tag_8021q_unregister+0x8c/0x1a0\n felix_tag_8021q_teardown+0x130/0x150\n felix_teardown+0x3c/0xd8\n dsa_tree_teardown_switches+0xbc/0xe0\n dsa_unregister_switch+0x168/0x260\n felix_pci_remove+0x30/0x60\n pci_device_remove+0x4c/0x100\n device_release_driver_internal+0x188/0x288\n device_links_unbind_consumers+0xfc/0x138\n device_release_driver_internal+0xe0/0x288\n device_driver_detach+0x24/0x38\n unbind_store+0xd8/0x108\n drv_attr_store+0x30/0x50\nDSA: tree 0 torn down\n\nThis was somewhat not so easy to spot, because \"ocelot-8021q\" is not the\ndefault tagging protocol, and thus, not everyone who tests the unbinding\npath may have switched to it beforehand. The default\nfelix_tag_npi_teardown() does not require rtnl_lock() to be held."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/dsa/ocelot/felix.c"
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],
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"versions": [
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{
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"version": "7c83a7c539abe9f980996063ac20532a7a7f6eb1",
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"lessThan": "758dbcfb257e1aee0a310bae789c2af6ffe35d0f",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "7c83a7c539abe9f980996063ac20532a7a7f6eb1",
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"lessThan": "7ae8fa6b70975b6efbbef7912d09bff5a0bff491",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "7c83a7c539abe9f980996063ac20532a7a7f6eb1",
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"lessThan": "a94c16a2fda010866b8858a386a8bfbeba4f72c5",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/dsa/ocelot/felix.c"
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],
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"versions": [
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{
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"version": "5.12",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.12",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.46",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.4.11",
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"lessThanOrEqual": "6.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.5",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "6.1.46"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "6.4.11"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "6.5"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/758dbcfb257e1aee0a310bae789c2af6ffe35d0f"
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},
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{
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"url": "https://git.kernel.org/stable/c/7ae8fa6b70975b6efbbef7912d09bff5a0bff491"
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},
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{
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"url": "https://git.kernel.org/stable/c/a94c16a2fda010866b8858a386a8bfbeba4f72c5"
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}
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],
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"title": "net: dsa: ocelot: call dsa_tag_8021q_unregister() under rtnl_lock() on driver remove",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |