CVE-2026-58757 · Infrastructure
NO FIX YET
A heap buffer overflow in the mfc_alloc_enc_roi_buffer function of the mfc_buf.c driver code allows an out-of-bounds write. A local user with no extra privileges could use it to escalate privileges.
first public Nov 10, 2026 · 1 source
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Who cares kernel, linux, local-users
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No fix yet, per the sources.
In mfc_alloc_enc_roi_buffer of mfc_buf.c, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
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