Description

In the Linux kernel, the following vulnerability has been resolved: media: platform: mtk-mdp3: Add missing check and free for ida_alloc Add the check for the return value of the ida_alloc in order to avoid NULL pointer dereference. Moreover, free allocated "ctx->id" if mdp_m2m_open fails later in order to avoid memory leak.

References 4

• git.kernel.org https://git.kernel.org/stable/c/22b72cad501fb75500cc60af4d92de3066fb6fc2
• git.kernel.org https://git.kernel.org/stable/c/4c173a65a2b1cc0556c3f6f0bab82e4fdb449522
• git.kernel.org https://git.kernel.org/stable/c/51fc1880e47421ee7b192372e8e86b7bbba40776
• git.kernel.org https://git.kernel.org/stable/c/d00f592250782538cda87745607695b0fe27dcd4

Remediation