CVE-2026-63901
What it is
In the Linux kernel, the following vulnerability has been resolved: USB: serial: digi_acceleport: fix memory corruption with small endpoints Add the missing bulk-out buffer size sanity checks to avoid out-of-bounds memory accesses or slab corruption should a malicious device report smaller buffers than expected.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Weakness
- CWE-787 · Out-of-bounds write
- Record status
- Analyzed
Affected
- Linux Kernel < 5.10.259
- Linux Kernel < 5.15.210
- Linux Kernel < 6.1.176
- Linux Kernel < 6.6.143
- Linux Kernel < 6.12.93
- Linux Kernel < 6.18.35
- Linux Kernel < 7.0.12
- Linux Kernel 2.6.12
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-63901.md and follow it. Check whether this project is affected by CVE-2026-63901. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/062dcc0b324afd03b1406f157190804f105718bb
- https://git.kernel.org/stable/c/25b93d0f229a115ab120106f37b9454170d4cfd4
- https://git.kernel.org/stable/c/41b645e791099f0038225da5e2ca3ca31f00d435
- https://git.kernel.org/stable/c/6ab1e9ae099577a1019312088309ecbad2da9a91
- https://git.kernel.org/stable/c/8a65db5edd7b63365e9c5b7d9f4b8f314696dc49
- https://git.kernel.org/stable/c/9469419b12a100e7e2ccdda64ab45b8368456c8a
- https://git.kernel.org/stable/c/cb3560e8eab1dfa1cac1ed52631adf8ec6ff2cd5
- https://git.kernel.org/stable/c/fd34198c2e5d164b57a7dcd4692626fece319225
References
- https://git.kernel.org/stable/c/062dcc0b324afd03b1406f157190804f105718bb
- https://git.kernel.org/stable/c/25b93d0f229a115ab120106f37b9454170d4cfd4
- https://git.kernel.org/stable/c/41b645e791099f0038225da5e2ca3ca31f00d435
- https://git.kernel.org/stable/c/6ab1e9ae099577a1019312088309ecbad2da9a91
- https://git.kernel.org/stable/c/8a65db5edd7b63365e9c5b7d9f4b8f314696dc49
- https://git.kernel.org/stable/c/9469419b12a100e7e2ccdda64ab45b8368456c8a
- https://git.kernel.org/stable/c/cb3560e8eab1dfa1cac1ed52631adf8ec6ff2cd5
- https://git.kernel.org/stable/c/fd34198c2e5d164b57a7dcd4692626fece319225