๐Ÿ” CVE Alert

CVE-2026-97907

UNKNOWN 0.0

Bluetooth: btrtl: Don't leak return code when parsing firmware format v2

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: Don't leak return code when parsing firmware format v2 When key_id from chip is zero, rtlbt_parse_firmware_v2() intentionally ignores all security headers. However, the implementation simply breaks from a switch statement and leaks uninitialized return code `rc' (if the first section is a security one) or the previous section's `rc'. Fix it by really skipping a loop with `continue'. For consistency and readability, also do the same for the default case.

Vendor linux
Product linux
Ecosystems
Industries
Technology
Published Sep 25, 2026
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Affected Versions

Linux / Linux
9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa < 90f3a142b5f8596a565b8e080d18a8050be6edef 9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa < 422f6547259654bae690713614c794dd1e2c0a0b 9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa < c4249cf6e80b1bd62a6a409aaabe760fe025dac3 9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa < 83e3e515fd261600ed8491fb0a8bcdfb115c904e
Linux / Linux
6.4

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
git.kernel.org: https://git.kernel.org/stable/c/90f3a142b5f8596a565b8e080d18a8050be6edef git.kernel.org: https://git.kernel.org/stable/c/422f6547259654bae690713614c794dd1e2c0a0b git.kernel.org: https://git.kernel.org/stable/c/c4249cf6e80b1bd62a6a409aaabe760fe025dac3 git.kernel.org: https://git.kernel.org/stable/c/83e3e515fd261600ed8491fb0a8bcdfb115c904e