Out-of-bounds read in Linux kernel - CVE-2026-98187
Published: October 7, 2026
Vulnerability identifier: #VU153834
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-98187
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to an out-of-bounds read in the p54_parse_eeprom() function when parsing a truncated trailing record in a PDR_INTERFACE_LIST entry. A local user can provide a malformed EEPROM buffer to disclose sensitive information.
The variant value read from the record also feeds synth front-end selection.
Affected software
Linux kernel
Debian Linux
linux (Debian package)
Debian Linux
linux (Debian package)
How to mitigate CVE-2026-98187
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3
linux (Debian package) - update to 6.12.113-1
linux (Debian package) - update to 6.12.113-1
External References
- https://git.kernel.org/stable/c/162dbe1c285a621eab6a9f2851086b63a0378928
- https://git.kernel.org/stable/c/487f966421014de41e835bbce3feb30b35f4f729
- https://git.kernel.org/stable/c/70bf34b425fe549a4f6a8d50a319f8f05d1f91c9
- https://git.kernel.org/stable/c/bc83c04be042f53869c315b8e1eb5f124959d1d7
- https://git.kernel.org/stable/c/d2fb6b588dc5bbab4f603661e41cd60f0d931628
- https://git.kernel.org/stable/c/d44c1badc2dcb042985f7e37f4c448c84548b81f
- https://git.kernel.org/stable/c/d82492fd0a3fb61963c236521852763238ad3898
- https://git.kernel.org/stable/c/d8efd84f49379ed28624098821f80e992657d935