CVEvulnerability
CVE-2022-1012
8.2 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-08-05
- Last modified
- 2026-10-14
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.2 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- Weaknesses
- CWE-401
Description
A memory leak problem was found in the TCP source port generation algorithm in net/ipv4/tcp.c due to the small table perturb size. This flaw may allow an attacker to information leak and may cause a denial of service problem.
Affected configurations
• linux linux kernel (< 5.18)
• linux linux kernel 5.18
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2064604 Issue Tracking, Third Party Advisory
- https://lore.kernel.org/lkml/20220427065233.2075-1-w%401wt.eu/T/ lore.kernel.org
- https://security.netapp.com/advisory/ntap-20221020-0006/ Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2064604 Issue Tracking, Third Party Advisory
- https://lore.kernel.org/lkml/20220427065233.2075-1-w%401wt.eu/T/ lore.kernel.org
- https://security.netapp.com/advisory/ntap-20221020-0006/ Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-561322.html cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html cert-portal.siemens.com