SB2026081306 - Out-of-bounds read in Linux kernel gadget function driver
Published: August 13, 2026
Security Bulletin ID
SB2026081306
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-68088)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to an out-of-bounds read in rndis_query_response() in the RNDIS USB gadget function when processing a crafted RNDIS query message. A remote attacker can send a specially crafted RNDIS query message to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/585921866d2d7d65d4b0d89927c78f784668cf5f
- https://git.kernel.org/stable/c/95f90eea070837f7c72207d5520f805bdefc3bc5
- https://git.kernel.org/stable/c/b09716040f3fa4a252eeda3ceb5295ea0e39c1fb
- https://git.kernel.org/stable/c/bb2b4402b4571b0c989b977779f7be01107ca425
- https://git.kernel.org/stable/c/caea8b120604312bab2bfeb1a972f9cd17019e93
- https://git.kernel.org/stable/c/e01e7814b4223560eab0513b7c15b8c82bdc83f3
- https://git.kernel.org/stable/c/efcf4e4eeea0d69d8da72a7bc5cbd49b6192260e
- https://git.kernel.org/stable/c/f5870777458d8be65d7cd08bc750a03f17998350