GHSA-wfx4-v2wf-4gmpMediumCVSS 5.5
In the Linux kernel, the following vulnerability has been resolved: tee: shm: fix shm leak in...
🔗 CVE IDs covered (1)
📋 Description
In the Linux kernel, the following vulnerability has been resolved:
tee: shm: fix shm leak in register_shm_helper()
register_shm_helper() allocates shm before calling iov_iter_npages(). If iov_iter_npages() returns 0, the function jumps to err_ctx_put and leaks shm.
This can be triggered by TEE_IOC_SHM_REGISTER with struct tee_ioctl_shm_register_data where length is 0.
Jump to err_free_shm instead.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-53210
- https://git.kernel.org/stable/c/26682f5efc276e3ad96d102019472bfbf03833b2
- https://git.kernel.org/stable/c/4277759906b44d923a38c8f59f5576501b187b0d
- https://git.kernel.org/stable/c/c10c9c48b2903f41ed4c532043b0576e86228236
- https://git.kernel.org/stable/c/dbf779db927414f5b37c1f666013e9b48a88cfde
- https://github.com/advisories/GHSA-wfx4-v2wf-4gmp