Medium
Security advisory
It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2022-2588
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 17:13 UTC · Revision 1
Source evidence
It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.
osv:CVE-2022-2588
Complete source record
{
"id": "0ffd643f2f8a6449b865ff864ec21d4a87c16ce50fcdbae34cd641d7ae449825",
"url": "https://osv.dev/vulnerability/CVE-2022-2588",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2022-2588",
"summary": "It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.",
"evidence": "osv:CVE-2022-2588",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2022-2588",
"aliases": [
"CVE-2022-2588"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "568035b01cfb107af8d2e4bd2fb9aea22cf5b868"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "6.0~rc1"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}
}
],
"versions": [
"v5.19",
"v5.19-rc1",
"v5.19-rc5",
"v5.19-rc8",
"v5.19-rc6",
"v5.18",
"v5.19-rc2",
"v5.19-rc7",
"v5.19-rc3",
"v5.19-rc4",
"v5.18-rc1",
"v5.18-rc7",
"v5.18-rc2",
"v5.18-rc5",
"v5.17",
"v5.18-rc4",
"v5.18-rc3",
"v5.18-rc6",
"v5.17-rc6",
"v5.17-rc4",
"v5.17-rc8",
"v5.17-rc7",
"v5.17-rc1",
"v5.17-rc3",
"v5.17-rc2",
"v5.17-rc5",
"v5.16",
"v5.16-rc1",
"v5.16-rc8",
"v5.16-rc5",
"v5.16-rc6",
"v5.16-rc7",
"v5.16-rc3",
"v5.16-rc2",
"v5.16-rc4",
"v5.15",
"v5.15-rc2",
"v5.15-rc1",
"v5.15-rc4",
"v5.15-rc7",
"v5.15-rc3",
"v5.15-rc5",
"v5.15-rc6",
"v5.14",
"v5.14-rc3",
"v5.14-rc1",
"v5.14-rc2",
"v5.14-rc7",
"v5.14-rc6",
"v5.13-rc1",
"v5.14-rc5",
"v5.14-rc4",
"v5.13",
"v5.13-rc6",
"v5.13-rc7",
"v5.13-rc3",
"v5.13-rc2",
"v5.13-rc4",
"v5.13-rc5",
"v5.12",
"v5.12-rc2",
"v5.12-rc1-dontuse",
"v5.12-rc1",
"v5.12-rc8",
"v5.12-rc3",
"v5.12-rc7",
"v5.12-rc5",
"v5.12-rc6",
"v5.12-rc4",
"v5.10",
"v5.11",
"v5.11-rc3",
"v5.11-rc7",
"v5.11-rc6",
"v5.11-rc5",
"v5.11-rc1",
"v5.11-rc4",
"v5.11-rc2",
"v5.10-rc1",
"v5.10-rc7",
"v5.10-rc4",
"v5.10-rc3",
"v5.10-rc6",
"v5.9",
"v5.10-rc2",
"v5.10-rc5",
"v5.9-rc1",
"v5.9-rc7",
"v5.9-rc8",
"v5.9-rc6",
"v5.9-rc4",
"v5.9-rc5",
"v5.9-rc3",
"v5.9-rc2",
"v5.8",
"v5.7",
"v5.8-rc2",
"v5.8-rc1",
"v5.8-rc7",
"v5.8-rc5",
"v5.8-rc3",
"v5.8-rc4",
"v5.8-rc6",
"v5.7-rc4",
"v5.7-rc7",
"v5.7-rc1",
"v5.7-rc3",
"v5.7-rc2",
"v5.7-rc5",
"v5.7-rc6",
"v5.6",
"v5.6-rc1",
"v5.6-rc7",
"v5.6-rc6",
"v5.6-rc3",
"v5.6-rc4",
"v5.6-rc2",
"v5.6-rc5",
"v5.5",
"v5.5-rc5",
"v5.5-rc7",
"v5.5-rc2",
"v5.5-rc1",
"v5.4",
"v5.5-rc4",
"v5.5-rc3",
"v5.5-rc6",
"v5.4-rc1",
"v5.4-rc6",
"v5.4-rc3",
"v5.4-rc4",
"v5.4-rc8",
"v5.4-rc7",
"v5.4-rc5",
"v5.3",
"v5.4-rc2",
"v5.3-rc5",
"v5.3-rc1",
"v5.3-rc2",
"v5.3-rc3",
"v5.3-rc8",
"v5.3-rc7",
"v5.3-rc4",
"v5.2",
"v5.3-rc6",
"v5.2-rc2",
"v5.2-rc7",
"v5.2-rc4",
"v5.2-rc1",
"v5.2-rc5",
"v5.2-rc6",
"v5.2-rc3",
"v5.1",
"v5.0-rc8",
"v5.1-rc7",
"v5.1-rc1",
"v5.1-rc6",
"v5.1-rc5",
"v5.0",
"v5.1-rc3",
"v5.1-rc2",
"v5.1-rc4",
"v5.0-rc1",
"v5.0-rc4",
"v5.0-rc3",
"v5.0-rc6",
"v5.0-rc7",
"v5.0-rc2",
"v5.0-rc5",
"v4.20-rc1",
"v4.19",
"v4.20",
"v4.20-rc7",
"v4.20-rc5",
"v4.20-rc6",
"v4.20-rc4",
"v4.20-rc2",
"v4.20-rc3",
"v4.19-rc2",
"v4.19-rc8",
"v4.19-rc4",
"v4.19-rc1",
"v4.19-rc7",
"v4.19-rc6",
"v4.19-rc5",
"v4.19-rc3",
"v4.18",
"v4.18-rc1",
"v4.18-rc8",
"v4.18-rc2",
"v4.18-rc5",
"v4.18-rc6",
"v4.18-rc7",
"v4.17",
"v4.18-rc3",
"v4.18-rc4",
"v4.17-rc1",
"v4.17-rc2",
"v4.17-rc7",
"v4.17-rc3",
"v4.17-rc4",
"v4.16",
"v4.17-rc6",
"v4.17-rc5",
"v4.16-rc7",
"v4.16-rc4",
"v4.16-rc1",
"v4.16-rc2",
"v4.16-rc5",
"v4.16-rc3",
"v4.16-rc6",
"v4.14",
"v4.15",
"v4.15-rc1",
"v4.15-rc4",
"v4.15-rc9",
"v4.15-rc8",
"v4.15-rc7",
"v4.15-rc3",
"v4.15-rc2",
"v4.15-rc5",
"v4.15-rc6",
"v4.14-rc1",
"v4.14-rc7",
"v4.14-rc3",
"v4.13",
"v4.14-rc8",
"v4.14-rc4",
"v4.14-rc6",
"v4.14-rc2",
"v4.14-rc5",
"v4.13-rc2",
"v4.13-rc1",
"v4.13-rc3",
"v4.13-rc7",
"v4.13-rc4",
"v4.13-rc5",
"v4.13-rc6",
"v4.12-rc1",
"v4.12",
"v4.12-rc5",
"v4.12-rc7",
"v4.12-rc6",
"v4.12-rc4",
"v4.12-rc2",
"v4.12-rc3",
"v4.11",
"v4.11-rc1",
"v4.11-rc6",
"v4.11-rc8",
"v4.11-rc7",
"v4.11-rc3",
"v4.11-rc5",
"v4.11-rc2",
"v4.11-rc4",
"v4.10",
"v4.9",
"v4.10-rc8",
"v4.10-rc3",
"v4.10-rc1",
"v4.10-rc7",
"v4.10-rc6",
"v4.10-rc2",
"v4.10-rc5",
"v4.10-rc4",
"v4.9-rc7",
"v4.9-rc6",
"v4.9-rc8",
"v4.9-rc1",
"v4.9-rc5",
"v4.9-rc3",
"v4.9-rc4",
"v4.9-rc2",
"v4.8",
"v4.8-rc8",
"v4.8-rc2",
"v4.8-rc1",
"v4.8-rc7",
"v4.8-rc6",
"v4.8-rc5",
"v4.8-rc4",
"v4.8-rc3",
"v4.7",
"v4.7-rc4",
"v4.7-rc2",
"v4.7-rc1",
"v4.7-rc7",
"v4.7-rc6",
"v4.7-rc3",
"v4.7-rc5",
"v4.6",
"v4.6-rc1",
"v4.6-rc6",
"v4.6-rc4",
"v4.6-rc7",
"v4.6-rc5",
"v4.5-rc4",
"v4.6-rc2",
"v4.6-rc3",
"v4.5",
"v4.4",
"v4.5-rc1",
"v4.5-rc6",
"v4.5-rc2",
"v4.5-rc7",
"v4.5-rc5",
"v4.5-rc3",
"v4.4-rc1",
"v4.4-rc2",
"v4.4-rc8",
"v4.4-rc3",
"v4.4-rc7",
"v4.4-rc5",
"v4.4-rc6",
"v4.4-rc4",
"v4.3",
"v4.3-rc1",
"v4.3-rc6",
"v4.3-rc4",
"v4.3-rc2",
"v4.3-rc7",
"v4.3-rc5",
"v4.3-rc3",
"v4.2",
"v4.2-rc2",
"v4.2-rc1",
"v4.2-rc8",
"v4.2-rc4",
"v4.2-rc6",
"v4.2-rc7",
"v4.0-rc5",
"v4.2-rc5",
"v4.2-rc3",
"v4.1-rc2",
"v4.1",
"v4.1-rc1",
"v4.1-rc8",
"v4.1-rc7",
"v4.1-rc6",
"v4.1-rc3",
"v4.1-rc4",
"v4.0",
"v4.1-rc5",
"v4.0-rc1",
"v4.0-rc2",
"v4.0-rc7",
"v4.0-rc3",
"v4.0-rc6",
"v4.0-rc4",
"v3.19",
"v3.19-rc7",
"v3.19-rc5",
"v3.19-rc1",
"v3.19-rc6",
"v3.19-rc4",
"v3.18-rc1",
"v3.19-rc3",
"v3.19-rc2",
"v3.18",
"v3.18-rc7",
"v3.18-rc6",
"v3.18-rc2",
"v3.18-rc3",
"v3.18-rc4",
"v3.18-rc5",
"v3.17",
"v3.17-rc1",
"v3.17-rc7",
"v3.17-rc2",
"v3.17-rc4",
"v3.16",
"v3.17-rc5",
"v3.17-rc6",
"v3.17-rc3",
"v3.16-rc7",
"v3.16-rc1",
"v3.16-rc3",
"v3.16-rc5",
"v3.16-rc6",
"v3.16-rc2",
"v3.16-rc4",
"v3.13",
"v3.15",
"v3.15-rc5",
"v3.15-rc8",
"v3.15-rc1",
"v3.15-rc6",
"v3.15-rc3",
"v3.15-rc7",
"v3.15-rc2",
"v3.15-rc4",
"v3.14",
"v3.14-rc4",
"v3.14-rc8",
"v3.14-rc7",
"v3.14-rc6",
"v3.14-rc1",
"v3.14-rc2",
"v3.14-rc5",
"v3.14-rc3",
"v3.13-rc6",
"v3.13-rc8",
"v3.12",
"v3.13-rc7",
"v3.13-rc1",
"v3.13-rc4",
"v3.13-rc3",
"v3.13-rc5",
"v3.13-rc2",
"v3.12-rc7",
"v3.12-rc3",
"v3.12-rc6",
"v3.12-rc1",
"v3.12-rc5",
"v3.11",
"v3.12-rc2",
"v3.12-rc4",
"v3.11-rc7",
"v3.11-rc2",
"v3.11-rc5",
"v3.11-rc1",
"v3.11-rc3",
"v3.11-rc4",
"v3.11-rc6",
"v3.10-rc2",
"v3.10",
"v3.10-rc7",
"v3.10-rc6",
"v3.10-rc1",
"v3.10-rc5",
"v3.10-rc3",
"v3.10-rc4",
"v3.9",
"v3.9-rc2",
"v3.9-rc7",
"v3.9-rc8",
"v3.9-rc3",
"v3.9-rc6",
"v3.9-rc5",
"v3.9-rc4",
"v3.9-rc1",
"v3.8",
"v3.8-rc7",
"v3.8-rc6",
"v3.8-rc5",
"v3.8-rc2",
"v3.8-rc1",
"v3.8-rc3",
"v3.8-rc4",
"v3.7",
"v3.7-rc1",
"v3.6",
"v3.7-rc6",
"v3.7-rc7",
"v3.7-rc3",
"v3.7-rc8",
"v3.7-rc2",
"v3.7-rc4",
"v3.7-rc5",
"v3.6-rc7",
"v3.6-rc1",
"v3.5-rc3",
"v3.6-rc6",
"v3.6-rc5",
"v3.5",
"v3.6-rc3",
"v3.6-rc4",
"v3.6-rc2",
"v3.4-rc4",
"v3.5-rc7",
"v3.5-rc5",
"v3.5-rc6",
"v3.5-rc2",
"v3.5-rc1",
"v3.5-rc4",
"v3.4",
"v3.4-rc2",
"v3.4-rc1",
"v3.4-rc7",
"v3.4-rc6",
"v3.4-rc3",
"v3.4-rc5",
"v3.3",
"v3.3-rc6",
"v3.3-rc3",
"v3.3-rc7",
"v3.3-rc2",
"v3.3-rc5",
"v3.2",
"v3.3-rc4",
"v3.3-rc1",
"v3.2-rc4",
"v3.2-rc7",
"v3.2-rc6",
"v3.2-rc5",
"v3.2-rc3",
"v3.1",
"v3.2-rc2",
"v3.2-rc1",
"v3.1-rc1",
"v3.1-rc9",
"v3.1-rc8",
"v3.1-rc10",
"v3.1-rc7",
"v3.1-rc3",
"v3.1-rc2",
"v3.1-rc4",
"v3.1-rc5",
"v3.0",
"v3.1-rc6",
"v3.0-rc7",
"v3.0-rc4",
"v3.0-rc6",
"v3.0-rc5",
"v3.0-rc3",
"v3.0-rc1",
"v2.6.39",
"v3.0-rc2",
"v2.6.38",
"v2.6.39-rc2",
"v2.6.39-rc7",
"v2.6.39-rc5",
"v2.6.39-rc1",
"v2.6.38-rc7",
"v2.6.39-rc6",
"v2.6.39-rc4",
"v2.6.39-rc3",
"v2.6.37",
"v2.6.38-rc1",
"v2.6.38-rc8",
"v2.6.38-rc2",
"v2.6.38-rc6",
"v2.6.38-rc5",
"v2.6.38-rc4",
"v2.6.38-rc3",
"v2.6.37-rc4",
"v2.6.37-rc2",
"v2.6.36",
"v2.6.37-rc5",
"v2.6.37-rc8",
"v2.6.37-rc7",
"v2.6.37-rc6",
"v2.6.37-rc1",
"v2.6.37-rc3",
"v2.6.36-rc6",
"v2.6.35-rc4",
"v2.6.36-rc8",
"v2.6.35",
"v2.6.36-rc7",
"v2.6.36-rc3",
"v2.6.36-rc5",
"v2.6.36-rc4",
"v2.6.36-rc2",
"v2.6.36-rc1",
"v2.6.35-rc5",
"v2.6.35-rc6",
"v2.6.34",
"v2.6.35-rc3",
"v2.6.35-rc1",
"v2.6.35-rc2",
"v2.6.34-rc7",
"v2.6.34-rc6",
"v2.6.34-rc5",
"v2.6.34-rc4",
"v2.6.34-rc3",
"v2.6.34-rc2",
"v2.6.34-rc1",
"v2.6.33",
"v2.6.33-rc6",
"v2.6.33-rc8",
"v2.6.33-rc4",
"v2.6.33-rc5",
"v2.6.33-rc3",
"v2.6.33-rc7",
"v2.6.33-rc2",
"v2.6.32",
"v2.6.33-rc1",
"v2.6.32-rc8",
"v2.6.32-rc7",
"v2.6.32-rc6",
"v2.6.31",
"v2.6.32-rc5",
"v2.6.32-rc4",
"v2.6.32-rc2",
"v2.6.32-rc1",
"v2.6.32-rc3",
"v2.6.31-rc9",
"v2.6.31-rc1",
"v2.6.31-rc7",
"v2.6.31-rc8",
"v2.6.31-rc6",
"v2.6.30-rc6",
"v2.6.30",
"v2.6.31-rc4",
"v2.6.31-rc5",
"v2.6.31-rc3",
"v2.6.31-rc2",
"v2.6.30-rc7",
"v2.6.30-rc8",
"v2.6.30-rc5",
"v2.6.30-rc3",
"v2.6.30-rc4",
"v2.6.30-rc1",
"v2.6.30-rc2",
"v2.6.29",
"v2.6.29-rc8",
"v2.6.29-rc7",
"v2.6.29-rc5",
"v2.6.29-rc1",
"v2.6.29-rc6",
"v2.6.29-rc4",
"v2.6.29-rc3",
"v2.6.29-rc2",
"v2.6.28",
"v2.6.28-rc7",
"v2.6.28-rc9",
"v2.6.28-rc8",
"v2.6.28-rc6",
"v2.6.28-rc5",
"v2.6.28-rc4",
"v2.6.28-rc2",
"v2.6.28-rc3",
"v2.6.28-rc1",
"v2.6.27",
"v2.6.27-rc7",
"v2.6.27-rc9",
"v2.6.27-rc8",
"v2.6.27-rc5",
"v2.6.27-rc6",
"v2.6.27-rc4",
"v2.6.27-rc1",
"v2.6.27-rc3",
"v2.6.27-rc2",
"v2.6.26",
"v2.6.26-rc9",
"v2.6.26-rc8",
"v2.6.26-rc3",
"v2.6.26-rc7",
"v2.6.26-rc6",
"v2.6.26-rc5",
"v2.6.26-rc4",
"v2.6.26-rc2",
"v2.6.26-rc1",
"v2.6.25",
"v2.6.25-rc7",
"v2.6.25-rc9",
"v2.6.25-rc8",
"v2.6.25-rc6",
"v2.6.25-rc5",
"v2.6.25-rc3",
"v2.6.25-rc4",
"v2.6.24",
"v2.6.25-rc2",
"v2.6.25-rc1",
"v2.6.24-rc8",
"v2.6.24-rc7",
"v2.6.24-rc6",
"v2.6.24-rc5",
"v2.6.24-rc4",
"v2.6.24-rc3",
"v2.6.24-rc2",
"v2.6.24-rc1",
"v2.6.23",
"v2.6.23-rc9",
"v2.6.23-rc8",
"v2.6.23-rc5",
"v2.6.23-rc7",
"v2.6.23-rc6",
"v2.6.23-rc4",
"v2.6.23-rc3",
"v2.6.23-rc2",
"v2.6.23-rc1",
"v2.6.22",
"v2.6.22-rc7",
"v2.6.22-rc6",
"v2.6.22-rc5",
"v2.6.22-rc4",
"v2.6.22-rc3",
"v2.6.22-rc2",
"v2.6.22-rc1",
"v2.6.21",
"v2.6.21-rc7",
"v2.6.21-rc6",
"v2.6.21-rc5",
"v2.6.21-rc4",
"v2.6.21-rc3",
"v2.6.21-rc2",
"v2.6.21-rc1",
"v2.6.20-rc7",
"v2.6.20-rc6",
"v2.6.20-rc5",
"v2.6.20-rc4",
"v2.6.20-rc3",
"v2.6.20-rc1",
"v2.6.20-rc2",
"v2.6.19-rc2",
"v2.6.19-rc1",
"v2.6.18",
"v2.6.18-rc6",
"v2.6.18-rc5",
"v2.6.18-rc3",
"v2.6.18-rc2",
"v2.6.18-rc1",
"v2.6.17",
"v2.6.17-rc4",
"v2.6.17-rc6",
"v2.6.17-rc5",
"v2.6.17-rc3",
"v2.6.17-rc2",
"v2.6.17-rc1",
"v2.6.16",
"v2.6.16-rc6",
"v2.6.16-rc4",
"v2.6.16-rc5",
"v2.6.16-rc3",
"v2.6.16-rc2",
"v2.6.16-rc1",
"v2.6.15-rc7",
"v2.6.15-rc5",
"v2.6.15-rc4",
"v2.6.15-rc2",
"v2.6.15-rc1",
"v2.6.14-rc3",
"v2.6.14-rc2",
"v2.6.14-rc1",
"v2.6.13",
"v2.6.13-rc7",
"v2.6.13-rc6",
"v2.6.13-rc5",
"v2.6.13-rc3",
"v2.6.13-rc4",
"v2.6.13-rc2",
"v2.6.13-rc1",
"v2.6.12-rc4",
"v2.6.12-rc3",
"v2.6.12-rc2"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-2588.json"
}
}
],
"modified": "2026-10-28T02:30:21.569782324Z",
"provider": "osv",
"references": [
"https://cert-portal.siemens.com/productcert/html/ssa-419740.html",
"https://cert-portal.siemens.com/productcert/html/ssa-769027.html",
"https://cert-portal.siemens.com/productcert/html/ssa-794697.html",
"https://cert-portal.siemens.com/productcert/html/ssa-831302.html",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2588.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-2588",
"https://ubuntu.com/security/notices/USN-5557-1",
"https://ubuntu.com/security/notices/USN-5560-1",
"https://ubuntu.com/security/notices/USN-5560-2",
"https://ubuntu.com/security/notices/USN-5562-1",
"https://ubuntu.com/security/notices/USN-5564-1",
"https://ubuntu.com/security/notices/USN-5565-1",
"https://ubuntu.com/security/notices/USN-5566-1",
"https://ubuntu.com/security/notices/USN-5567-1",
"https://ubuntu.com/security/notices/USN-5582-1",
"https://ubuntu.com/security/notices/USN-5588-1",
"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2588",
"https://github.com/Markakd/CVE-2022-2588",
"https://lore.kernel.org/netdev/20220809170518.164662-1-cascardo@canonical.com/T/#u",
"https://www.openwall.com/lists/oss-security/2022/08/09/6",
"https://www.zerodayinitiative.com/advisories/ZDI-22-1117/",
"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git"
],
"provider_metadata": {
"cwe_ids": [
"CWE-416"
],
"cna_assigner": "canonical",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2588.json"
}
},
"related_cves": [
{
"value": "CVE-2022-2588",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 487602,
"published_at": "2024-01-08T17:50:47.948+00:00"
}