High severity · published Jul 25, 2026
CVE-2026-64412
netfilter: ebtables: module names must be null-terminated
7.1
CVSS
0.1%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: ebtables: module names must be null-terminated
We need to explicitly check the length, else we may pass non-null
terminated string to request_module().
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
4.6.1 before 5.10.261; 5.11 before 5.15.212; 5.16 before 6.1.178; 6.2 before 6.6.145; 6.7 before 6.12.96; 6.13 before 6.18.39; +7 more · source: NVD
LI
Linux · Linux
bcf4934288402be3464110109a4dae3bd6fb3e93 before 43dd2332b8a27b3ac5108791680cade654ab0f96; bcf4934288402be3464110109a4dae3bd6fb3e93 before 5777c8f1c3610786d8482b8f620f40fccaf1542b; bcf4934288402be3464110109a4dae3bd6fb3e93 before 0ddca0f90fa3395111d078ae4399615cf3ea94aa; bcf4934288402be3464110109a4dae3bd6fb3e93 before d2367d99f2455f373996d9ddbe833dbe9f942213; bcf4934288402be3464110109a4dae3bd6fb3e93 before da32e78bbb187ed7b137e0007034185570a3a172; bcf4934288402be3464110109a4dae3bd6fb3e93 before 13a5f532e3a4fc75c33060a026def1572c208643; +3 more · source: vendor
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.6; V3.1.7; V3.1.6; V3.1.7 · source: CISA
SS
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · Siemens
V3.1.6; V3.1.7; V3.1.6; V3.1.7 · source: CISA
SS
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.6; V3.1.7 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-64412
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-64412
Patch
https://git.kernel.org/stable/c/084d23f818321390509e9738a0b08bbf46df6425
Patch
https://git.kernel.org/stable/c/0ddca0f90fa3395111d078ae4399615cf3ea94aa
Patch
https://git.kernel.org/stable/c/13a5f532e3a4fc75c33060a026def1572c208643
Patch
https://git.kernel.org/stable/c/43dd2332b8a27b3ac5108791680cade654ab0f96
Patch
https://git.kernel.org/stable/c/5777c8f1c3610786d8482b8f620f40fccaf1542b
Patch
https://git.kernel.org/stable/c/7b217960e88b5d2d1e8cdcbcaf3bdf6fe199a0c8
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