CVE-2021-22600
- Source
- https://cve.org/CVERecord?id=CVE-2021-22600
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22600.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-22600
- Aliases
-
- A-213464034
- ASB-A-213464034
- PUB-A-213464034
- Downstream
- Related
- Published
- 2022-01-26T14:15:08.123Z
- Modified
- 2026-03-14T14:50:36.604360Z
- Severity
-
- 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A double free bug in packetsetring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755
- References
-
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22600
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://security.netapp.com/advisory/ntap-20230110-0002/
- https://www.debian.org/security/2022/dsa-5096
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755
Affected packages
Git /
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22600.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "4.14.175"
},
{
"fixed": "4.14.259"
}
]
},
{
"events": [
{
"introduced": "4.19.114"
},
{
"fixed": "4.19.222"
}
]
},
{
"events": [
{
"introduced": "5.4.29"
},
{
"fixed": "5.4.168"
}
]
},
{
"events": [
{
"introduced": "5.5.14"
},
{
"fixed": "5.10.88"
}
]
},
{
"events": [
{
"introduced": "5.11"
},
{
"fixed": "5.15.11"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
}
]