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CVE-2025-39761

wifi: ath12k: Decrement TID on RX peer frag setup error handling PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Decrement TID on RX peer frag setup error handling Currently, TID is not decremented before peer cleanup, during error handling path of ath12k_dp_rx_peer_frag_setup(). This could lead to out-of-bounds access in peer->rx_tid[]. Hence, add a decrement operation for TID, before peer cleanup to ensures proper cleanup and prevents out-of-bounds access issues when the RX peer frag setup fails. Found during code review. Compile tested only.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected d889913205cf7ebda905b1e62c5867ed4e39f6c2 before eb1e1526b82b8cf31f1ef9ca86a2647fb6cd89c6; affected d889913205cf7ebda905b1e62c5867ed4e39f6c2 before 7c3e99fd4a66a5ac9c7dd32db07359666efe0002; affected d889913205cf7ebda905b1e62c5867ed4e39f6c2 before a3b73c72c42348bf1555fd2b00f32f941324b242; affected d889913205cf7ebda905b1e62c5867ed4e39f6c2 before 9530d666f4376c294cdf4348c29fe3542fec980a; affected d889913205cf7ebda905b1e62c5867ed4e39f6c2 before 7c0884fcd2ddde0544d2e77f297ae461e1f53f58
Linux / Linuxaffected 6.3; unaffected 0 before 6.3; unaffected 6.6.103 through 6.6.*; unaffected 6.12.43 through 6.12.*; unaffected 6.15.11 through 6.15.*; unaffected 6.16.2 through 6.16.*; unaffected 6.17 through *

CWE

No CWE identifiers supplied.

References