CVE-2026-20426 | MediaTek MT8793 Display out-of-bounds write (CNNVD-202603-235)
A vulnerability, which was classified as critical, has been found in MediaTek MT6739, MT6761, MT6765, MT6768, MT6781, MT6789, MT6833, MT6835, MT6853, MT6855, MT6877, MT6878, MT6879, MT6883, MT6885, MT6886, MT6889, MT6893, MT6895, MT6897, MT6899, MT6983, MT6985, MT6989, MT6991, MT6993, MT8196, MT8678 and MT8793. The affected element is an unknown function of the component Display. Performing a manipulation results in out-of-bounds write.
This vulnerability is identified as CVE-2026-20426. The attack is only possible with local access. There is not any exploit available.
It is suggested to install a patch to address this issue.