CVE-2023-53729
Published Oct 22, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: soc: qcom: qmi_encdec: Restrict string length in decode The QMI TLV value for strings in a lot of qmi element info structures account for null terminated strings with MAX_LEN + 1. If a string is actually MAX_LEN + 1 length, this will cause an out of bounds access when the NULL character is appended in decoding.
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References
Other References
https://git.kernel.org/stable/c/22ee7c9c7f381be178b4457bc54530002e08e938
https://git.kernel.org/stable/c/2ccab9f82772ead618689d17dbc6950d6bd1e741
https://git.kernel.org/stable/c/64c5e916fabe5ef7bef0210b8a59fa8941ee1b8e
https://git.kernel.org/stable/c/6b58859e7c4ac357517a59f0801e8ce1b58a8ee2
https://git.kernel.org/stable/c/8d207400fd6b79c92aeb2f33bb79f62dff904ea2
https://git.kernel.org/stable/c/b2f39b813d1eed4a522428d1e6acd7dfe9b81579
https://git.kernel.org/stable/c/f6250ecb7fbb934b89539e7e2ba6c1d8555c0975
Frequently Asked Questions
What is CVE-2023-53729? +
In the Linux kernel, the following vulnerability has been resolved:
soc: qcom: qmi_encdec: Restrict string length in decode
The QMI TLV value for strings in a lot of qmi element info structures
account for null terminated strings with MAX_LEN + 1. If a string is
actually MAX_LEN + 1 length, this will cause an out of bounds access
when the NULL character is appended in decoding.
How do I check if I'm vulnerable to CVE-2023-53729? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.