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vuln-cve/data/2026/98xxx/CVE-2026-98576.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-98576",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-25T10:25:14.358Z",
"datePublished": "2026-10-18T15:18:41.629Z",
"dateUpdated": "2026-10-19T09:22:01.670Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-19T09:22:01.670Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix slab-out-of-bounds reads when logging service names\n\nnfc_llcp_wks_sap() and nfc_llcp_build_sdreq_tlv() pass non-null-\nterminated strings to pr_debug() using the %s format specifier.\nThe buffers are allocated via kmemdup() or come from netlink\nattributes and are not guaranteed to be null-terminated, causing\n__dynamic_pr_debug() to read beyond the allocated region:\n\n KASAN: slab-out-of-bounds Read in __dynamic_pr_debug\n\nFix both call sites by using %.*s with the explicit length to limit\nthe output to the actual length of the string."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/nfc/llcp_commands.c",
"net/nfc/llcp_core.c"
],
"versions": [
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "75f7c5a42fa1483f5912279a749417c284ad708f",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "6d4ca872830e46fcca9c086bf19fa9bd2faf09d2",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "a143f7835faa4fe0178448289feea4f84eeee8d6",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "75bfd9ef4da2fb49dac1f19880d2ac4ccd07b45b",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "8afb6c194f5781798d3ab3edf243cf5a24a9d1f9",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "8978dff632519712d1fa432991e1f2e857f90239",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "4262b12277a3e056c95fc49e9c4d7bd97035d16c",
"status": "affected",
"versionType": "git"
},
{
"version": "d9b8d8e19b073096d3609bbd60f82148d128b555",
"lessThan": "7dcf371a35632f035baf77bcf2c129165f772ce4",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/nfc/llcp_commands.c",
"net/nfc/llcp_core.c"
],
"versions": [
{
"version": "3.10",
"status": "affected"
},
{
"version": "0",
"lessThan": "3.10",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.271",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.222",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.189",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.158",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.112",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.55",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.9",
"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": "3.10",
"versionEndExcluding": "5.10.271"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "5.15.222"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "6.1.189"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "6.6.158"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "6.12.112"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "6.18.55"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "7.2.9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.10",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/75f7c5a42fa1483f5912279a749417c284ad708f"
},
{
"url": "https://git.kernel.org/stable/c/6d4ca872830e46fcca9c086bf19fa9bd2faf09d2"
},
{
"url": "https://git.kernel.org/stable/c/a143f7835faa4fe0178448289feea4f84eeee8d6"
},
{
"url": "https://git.kernel.org/stable/c/75bfd9ef4da2fb49dac1f19880d2ac4ccd07b45b"
},
{
"url": "https://git.kernel.org/stable/c/8afb6c194f5781798d3ab3edf243cf5a24a9d1f9"
},
{
"url": "https://git.kernel.org/stable/c/8978dff632519712d1fa432991e1f2e857f90239"
},
{
"url": "https://git.kernel.org/stable/c/4262b12277a3e056c95fc49e9c4d7bd97035d16c"
},
{
"url": "https://git.kernel.org/stable/c/7dcf371a35632f035baf77bcf2c129165f772ce4"
}
],
"title": "nfc: llcp: fix slab-out-of-bounds reads when logging service names",
"x_generator": {
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}
}
}