CVE-2026-53110
Description
In the Linux kernel, the following vulnerability has been resolved:
s390/bpf: Zero-extend bpf prog return values and kfunc arguments
s390x ABI requires callers to zero-extend unsigned arguments and
sign-extend signed arguments, and callees to zero-extend unsigned
return values and sign-extend signed return values.
s390 BPF JIT currently implements only sign extension. Fix this
omission and implement zero extension too.
Metadata
Severity & Metrics
No CVSS data available.
Affected products (2)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Linux | Linux | — | 528eb2cb87bc1353235a6384696b4849bde8b0ba < edc90a12073b9a530064a99945c183dde120cb99, 528eb2cb87bc1353235a6384696b4849bde8b0ba < 44c4f999b03f55debb1a0c5ab5c1796895a1adf8, 528eb2cb87bc1353235a6384696b4849bde8b0ba < 366b0e05ee24f5ba62bdc7ec1346038258b9a797, 528eb2cb87bc1353235a6384696b4849bde8b0ba < 834918a77be51419383bf1dda9f02b81ecf26b34 … |
| Linux | Linux | — | 6.3, 0 < 6.3, 6.6.141 ≤ 6.6.*, 6.12.91 ≤ 6.12.* … |
References (5)
- https://git.kernel.org/stable/c/edc90a12073b9a530064a99945c183dde120cb99
- https://git.kernel.org/stable/c/44c4f999b03f55debb1a0c5ab5c1796895a1adf8
- https://git.kernel.org/stable/c/366b0e05ee24f5ba62bdc7ec1346038258b9a797
- https://git.kernel.org/stable/c/834918a77be51419383bf1dda9f02b81ecf26b34
- https://git.kernel.org/stable/c/202e42e4aa890172366354b233c42c73107a3f59