{
"id": "GHSA-4q84-7284-2fp5",
"aliases": [
"CVE-2021-45485"
],
"details": "In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.",
"affected": [],
"modified": "2026-08-05T21:31:28Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"published": "2021-12-26T00:00:48Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45485",
"type": "ADVISORY"
},
{
"url": "https://arxiv.org/pdf/2112.09604.pdf",
"type": "WEB"
},
{
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3",
"type": "WEB"
},
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=62f20e068ccc50d6ab66fdb72ba90da2b9418c99",
"type": "WEB"
},
{
"url": "https://security.netapp.com/advisory/ntap-20220121-0001",
"type": "WEB"
},
{
"url": "https://www.oracle.com/security-alerts/cpujul2022.html",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-327"
],
"severity": "HIGH",
"github_reviewed": false,
"nvd_published_at": "2021-12-25T02:15:00Z",
"github_reviewed_at": null
}
}