Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix out-of-bounds read in OnBeacon ESR IE parsing The Extended Supported Rates (ESR) IE handling in OnBeacon accessed *(p + 1 + ielen) and *(p + 2 + ielen) without verifying that these offsets lie within the received frame buffer. A malformed beacon with an ESR IE positioned at the end of the buffer could cause an out-of-bounds read, potentially triggering a kernel panic. Add a boundary check to ensure that the ESR IE body and the subsequent bytes are within the limits of the frame before attempting to access them. This prevents OOB reads caused by malformed beacon frames.
CVSS Score
HIGH
References
- https://git.kernel.org/stable/c/38292407c2bb5b2b3131aaace4ecc7a829b40b76
- https://git.kernel.org/stable/c/502ddcc405b69fa92e0add6c1714d654504f6fd7
- https://git.kernel.org/stable/c/bb5940193d813449540d8d3a82abc045be41f48a
- https://git.kernel.org/stable/c/bf323db1d883c209880bd92f3b12503e3531c3fc
- https://git.kernel.org/stable/c/c03cb111628924827351e19baa5b073e9b0d723d
- https://git.kernel.org/stable/c/c173ce97d3f0f0c0fefa39139d6d04ba60b5db22
- https://git.kernel.org/stable/c/d1ab7f9cee22e7b8a528da9ac953e4193b96cda5
FAQ
What is CVE-2025-68254?
CVE-2025-68254 is a vulnerability with a CVSS score of 7.1 (HIGH). In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix out-of-bounds read in OnBeacon ESR IE parsing The Extended Supported Rates (ESR) IE handling in OnBeacon a...
How severe is CVE-2025-68254?
CVE-2025-68254 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-68254?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.