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vuln-cve/data/2022/49xxx/CVE-2022-49809.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49809",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-05-01T14:05:17.226Z",
"datePublished": "2025-05-01T14:09:34.853Z",
"dateUpdated": "2026-05-23T15:22:56.551Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-23T15:22:56.551Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/x25: Fix skb leak in x25_lapb_receive_frame()\n\nx25_lapb_receive_frame() using skb_copy() to get a private copy of\nskb, the new skb should be freed in the undersized/fragmented skb\nerror handling path. Otherwise there is a memory leak."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/x25/x25_dev.c"
],
"versions": [
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "fda0ba7c84b46d10947c687320804b9de149a921",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "dfcfbe4f2e4b2c81cff4e79b48502d97fda73118",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "0ef17d966445358a55c5f4ccf2c73cca3e39192b",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "e109b41870db995cae25dfaf0cc3922f9028b1a1",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "9f00da9c866d506998bf0a3f699ec900730472da",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "c8baf1fc248b2e88642f094fea9509a9bf98c5bb",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "2d675be16a461310d738d93f9f1a00da62055c5a",
"status": "affected",
"versionType": "git"
},
{
"version": "cb101ed2c3c7c0224d16953fe77bfb9d6c2cb9df",
"lessThan": "2929cceb2fcf0ded7182562e4888afafece82cce",
"status": "affected",
"versionType": "git"
},
{
"version": "7f3ea0c12493c9ff38a13a89bcf08846b50c1f1c",
"status": "affected",
"versionType": "git"
},
{
"version": "3.0.72",
"lessThan": "3.1",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/x25/x25_dev.c"
],
"versions": [
{
"version": "3.1",
"status": "affected"
},
{
"version": "0",
"lessThan": "3.1",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.9.334",
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.300",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.267",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.225",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.156",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.80",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.10",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1",
"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": "3.1",
"versionEndExcluding": "4.9.334"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "4.14.300"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "4.19.267"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "5.4.225"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "5.10.156"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "5.15.80"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "6.0.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.1",
"versionEndExcluding": "6.1"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.0.72"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/fda0ba7c84b46d10947c687320804b9de149a921"
},
{
"url": "https://git.kernel.org/stable/c/dfcfbe4f2e4b2c81cff4e79b48502d97fda73118"
},
{
"url": "https://git.kernel.org/stable/c/0ef17d966445358a55c5f4ccf2c73cca3e39192b"
},
{
"url": "https://git.kernel.org/stable/c/e109b41870db995cae25dfaf0cc3922f9028b1a1"
},
{
"url": "https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da"
},
{
"url": "https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb"
},
{
"url": "https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a"
},
{
"url": "https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce"
}
],
"title": "net/x25: Fix skb leak in x25_lapb_receive_frame()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}