High severity · published Sep 5, 2025
CVE-2025-39687
iio: light: as73211: Ensure buffer holes are zeroed
7.1
CVSS
0.2%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
iio: light: as73211: Ensure buffer holes are zeroed
Given that the buffer is copied to a kfifo that ultimately user space
can read, ensure we zero it.
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)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
5.10 before 5.10.241; 5.11 before 5.15.190; 5.16 before 6.1.149; 6.2 before 6.6.103; 6.7 before 6.12.44; 6.13 before 6.16.4; +2 more · source: NVD
LI
Linux · Linux
403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before fd441fd972067f80861a0b66605c0febb0d038dd; 403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before d8c5d87a431596e0e02bd7fe3bff952b002a03bb; 403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before 83f14c4ca1ad78fcfb3e0de07d6d8a0c59550fc2; 403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before 99b508340d0d1b9de0856c48c77898b14c0df7cf; 403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before cce55ca4e7a221d5eb2c0b757a868eacd6344e4a; 403e5586b52e466893ce3a7b7f3a3ecdc4c82d3e before 8acd9a0eaa8c9a28e385c0a6a56bb821cb549771; +2 more · source: vendor
DL
Debian Linux · Debian
11.0 · source: NVD
SC
SIMATIC CN 4100 · Siemens
before V5.0 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-39687
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-39687
Patch
https://git.kernel.org/stable/c/433b99e922943efdfd62b9a8e3ad1604838181f2
Patch
https://git.kernel.org/stable/c/83f14c4ca1ad78fcfb3e0de07d6d8a0c59550fc2
Patch
https://git.kernel.org/stable/c/8acd9a0eaa8c9a28e385c0a6a56bb821cb549771
Patch
https://git.kernel.org/stable/c/99b508340d0d1b9de0856c48c77898b14c0df7cf
Patch
https://git.kernel.org/stable/c/cce55ca4e7a221d5eb2c0b757a868eacd6344e4a
Patch
https://git.kernel.org/stable/c/d8c5d87a431596e0e02bd7fe3bff952b002a03bb
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