Home/CVE/net/netfilter/nf_dup_netdev.c in the Linux kernel 5.4 through 5.6.10 allows local users to gain privileges because of a
CVE

CVE-2022-25636

net/netfilter/nf_dup_netdev.c in the Linux kernel 5.4 through 5.6.10 allows local users to gain privileges because of a

net/netfilter/nf_dup_netdev.c in the Linux kernel 5.4 through 5.6.10 allows local users to gain privileges because of a heap out-of-bounds write. This is related to nf_tables_offload.

HIGH · CVSS 7.8 EPSS 0.00452
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-269Improper Privilege Management
▤

Affected Products & Versions

16
linux kernel>= 5.4 and < 5.4.182
linux kernel>= 5.5 and < 5.10.103
linux kernel>= 5.11 and < 5.15.26
linux kernel>= 5.16 and < 5.16.12
debian linuxall versions
netapp h300eall versions
netapp h300sall versions
netapp h410call versions
⚠

Public Exploits & PoCs

3
pocpacketstormsecurity.com · Kernel-Live-Patch-Security-Notice-LSN-0085-1.htmlpacketstormsecurity.com
pocgithub.com · CVE-2022-25636github.com
pocnickgregory.me · cve-2022-25636nickgregory.me
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD24 Feb 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

21
rhsaRHSA-2022:4896Important
usnUSN-5362-1
suse-csafopenSUSE-SU-2022:1037-1
suse-csafopenSUSE-SU-2022:1039-1
suse-csafSUSE-SU-2022:1034-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2022/02/22/1Mailing ListPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf.git/commit/?id=b1a5983f56e371046dcf164f90bfaf704d2b89f6PatchVendor Advisory
https://security.netapp.com/advisory/ntap-20220325-0002/Third Party Advisory
https://www.debian.org/security/2022/dsa-5095Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/02/21/2ExploitMailing ListThird Party Advisory
https://www.oracle.com/security-alerts/cpujul2022.htmlPatchThird Party Advisory
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