CVE-2026-74545
In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtase_s
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Publicado: 15 ago 2026 · Última mod.: 15 ago 2026
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In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtase_start_xmit(), when the head buffer DMA mapping fails after rtase_xmit_frags() has mapped all fragments, the error path clears the fragment descriptors with rtase_tx_clear_range(), which frees the skb through the last-frag slot and accounts tx_dropped. Control then falls through to the common error label, which frees the same skb a second time and counts it again. Return right after clearing the fragments when the skb owns frags; the no-frag case still drops through and frees the head skb once.
- git.kernel.orghttps://git.kernel.org/stable/c/4f09172aff5f73a5e914f4fbc0d00a1c2ea9f7cb
- git.kernel.orghttps://git.kernel.org/stable/c/6fb7b769d6ed6d1d2e02af4a80e57a2477f35086
- git.kernel.orghttps://git.kernel.org/stable/c/db986098f30881fafcc752800aa3b13fd289c922
- git.kernel.orghttps://git.kernel.org/stable/c/de691dc3227b061c4d0beba9f0128fe1ff33dd68
Sin CVEs relacionados por CWE o producto.