In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeue_rx() We can't dereference "skb" after calling vcc->push() because the skb is released.Referenceshttps://git.kernel.org/stable/c/628ea82190a678a56d2ec38cda3addf3b3a6248dhttps://git.kernel.org/stable/c/09e086a5f72ea27c758b3f3b419a69000c32adc1https://git.kernel.org/stable/c/1cece837e387c039225f19028df255df87a97c0dhttps://git.kernel.org/stable/c/24cf390a5426aac9255205e9533cdd7b4235d518https://git.kernel.org/stable/c/379a6a326514a3e2f71b674091dfb0e0e7522b55https://git.kernel.org/stable/c/ef23c18ab88e33ce000d06a5c6aad0620f219bfdhttps://git.kernel.org/stable/c/91b4850e7165a4b7180ef1e227733bcb41ccdf10https://git.kernel.org/stable/c/a9a18e8f770c9b0703dab93580d0b02e199a4c79