CVE-2022-1012CWE-401

CVE-2022-1012

High · published August 5, 2022

CVSS v3.1
8.2
EPSS
4%
Percentile
91.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.04325 · 91.1th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2022-08-05T20:15Z
Affected products (7)
ProductVersionsFixed in
linux/linux_kernel< 5.185.18
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (8)
https://bugzilla.redhat.com/show_bug.cgi?id=2064604 · [email protected]https://lore.kernel.org/lkml/20220427065233.2075-1-w%401wt.eu/T/ · [email protected]https://security.netapp.com/advisory/ntap-20221020-0006/ · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2064604 · af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/lkml/20220427065233.2075-1-w%401wt.eu/T/ · af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20221020-0006/ · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-561322.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-794697.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 05 AUG 00:00Z
    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
    cvelistv5