In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - check record size in ims_pcu_flash_firmware() The "len" variable comes from the firmware and we generally do trust firmware, but it's always better to double check. If the "len" is too large it could result in memory corruption when we do "memcpy(fragment->data, rec->data, len);"
https://git.kernel.org/stable/c/e5a2481dc2a0b430f49276d7482793a8923631d6
https://git.kernel.org/stable/c/d63706d9f73846106fde28b284f08e01b92ce9f1
https://git.kernel.org/stable/c/c1b9d140b0807c6aee4bb53e1bfa4e391e3dc204
https://git.kernel.org/stable/c/a95ef0199e80f3384eb992889322957d26c00102
https://git.kernel.org/stable/c/8e03f1c7d50343bf21da54873301bc4fa647479f
https://git.kernel.org/stable/c/74661516daee1eadebede8dc607b6830530096ec
https://git.kernel.org/stable/c/5a8cd6ae8393e2eaebf51d420d5374821ef2af87
https://git.kernel.org/stable/c/17474a56acf708bf6b2d174c06ed26abad0a9fd6