CVE-2026-68348

Unknown

Last modified

CVE-2026-68348 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2781: bound firmware description string parsing The TAS2781 firmware parser reads several variable-length description strings with strlen() before checking that the string terminator is present inside the firmware blob. A malformed firmware image without a NUL terminator can therefore make the parser walk past the end of the firmware buffer before the later size checks run. Add a small bounded string-length helper and use it for all description fields that are parsed from the firmware buffer.

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2781: bound firmware description string parsing The TAS2781 firmware parser reads several variable-length description strings with strlen() before checking that the string terminator is present inside the firmware blob. A malformed firmware image without a NUL terminator can therefore make the parser walk past the end of the firmware buffer before the later size checks run. Add a small bounded string-length helper and use it for all description fields that are parsed from the firmware buffer. Keep the existing size checks for the fixed bytes that follow each string.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 915f5eadebd29ba185ac506766a90120153b7e14, < 3ddb0d3e36507615e5ef010a879357a54870adf5; >= 915f5eadebd29ba185ac506766a90120153b7e14, < 0ec45e80a82785ee147516fdecf5c93707dec119; >= 915f5eadebd29ba185ac506766a90120153b7e14, < 41ae2b7d37c3dd82302167496836cca9f0328374; >= 915f5eadebd29ba185ac506766a90120153b7e14, < e75ef37d83c90b09bedb601624b47e168202b226; >= 915f5eadebd29ba185ac506766a90120153b7e14, < bc889dfcea9294a1eae7f8e2f3573a90764ae4d0
LinuxLinux6.5

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-68348?
In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2781: bound firmware description string parsing The TAS2781 firmware parser reads several variable-length description strings with strlen() before checking that the string terminator is present inside the firmware blob. A malformed firmware image without a NUL terminator can therefore make the parser walk past the end of the firmware buffer before the later size checks run. Add a small bounded string-length helper and use it for all description fields that are parsed from the firmware buffer. Keep the existing size checks for the fixed bytes that follow each string.
How severe is CVE-2026-68348?
Severity scoring for CVE-2026-68348 is pending analysis.
How do I fix CVE-2026-68348?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST