发布于3月6日3月6日 Members Ubuntu: (CVE-2023-52764): linux vulnerability Severity 4 CVSS (AV:L/AC:M/Au:N/C:P/I:P/A:P) Published 05/21/2024 Created 11/21/2024 Added 11/19/2024 Modified 02/11/2025 Description In the Linux kernel, the following vulnerability has been resolved: media: gspca: cpia1: shift-out-of-bounds in set_flicker Syzkaller reported the following issue: UBSAN: shift-out-of-bounds in drivers/media/usb/gspca/cpia1.c:1031:27 shift exponent 245 is too large for 32-bit type 'int' When the value of the variable "sd->params.exposure.gain" exceeds the number of bits in an integer, a shift-out-of-bounds error is reported. It is triggered because the variable "currentexp" cannot be left-shifted by more than the number of bits in an integer. In order to avoid invalid range during left-shift, the conditional expression is added. Solution(s) ubuntu-upgrade-linux ubuntu-upgrade-linux-aws ubuntu-upgrade-linux-aws-5-15 ubuntu-upgrade-linux-aws-5-4 ubuntu-upgrade-linux-aws-fips ubuntu-upgrade-linux-azure ubuntu-upgrade-linux-azure-5-15 ubuntu-upgrade-linux-azure-5-4 ubuntu-upgrade-linux-azure-fde ubuntu-upgrade-linux-azure-fde-5-15 ubuntu-upgrade-linux-azure-fips ubuntu-upgrade-linux-bluefield ubuntu-upgrade-linux-fips ubuntu-upgrade-linux-gcp ubuntu-upgrade-linux-gcp-5-15 ubuntu-upgrade-linux-gcp-5-4 ubuntu-upgrade-linux-gcp-fips ubuntu-upgrade-linux-gke ubuntu-upgrade-linux-gkeop ubuntu-upgrade-linux-gkeop-5-15 ubuntu-upgrade-linux-hwe-5-15 ubuntu-upgrade-linux-hwe-5-4 ubuntu-upgrade-linux-ibm ubuntu-upgrade-linux-ibm-5-15 ubuntu-upgrade-linux-ibm-5-4 ubuntu-upgrade-linux-intel-iot-realtime ubuntu-upgrade-linux-intel-iotg ubuntu-upgrade-linux-intel-iotg-5-15 ubuntu-upgrade-linux-iot ubuntu-upgrade-linux-kvm ubuntu-upgrade-linux-lowlatency ubuntu-upgrade-linux-lowlatency-hwe-5-15 ubuntu-upgrade-linux-nvidia ubuntu-upgrade-linux-nvidia-6-5 ubuntu-upgrade-linux-oracle ubuntu-upgrade-linux-oracle-5-15 ubuntu-upgrade-linux-oracle-5-4 ubuntu-upgrade-linux-raspi ubuntu-upgrade-linux-raspi-5-4 ubuntu-upgrade-linux-realtime ubuntu-upgrade-linux-riscv-5-15 ubuntu-upgrade-linux-xilinx-zynqmp References https://attackerkb.com/topics/cve-2023-52764 CVE - 2023-52764 https://git.kernel.org/linus/099be1822d1f095433f4b08af9cc9d6308ec1953 https://git.kernel.org/stable/c/099be1822d1f095433f4b08af9cc9d6308ec1953 https://git.kernel.org/stable/c/09cd8b561aa9796903710a1046957f2b112c8f26 https://git.kernel.org/stable/c/2eee8edfff90e22980a6b22079d238c3c9d323bb https://git.kernel.org/stable/c/69bba62600bd91d6b7c1e8ca181faf8ac64f7060 https://git.kernel.org/stable/c/8f83c85ee88225319c52680792320c02158c2a9b https://git.kernel.org/stable/c/93bddd6529f187f510eec759f37d0569243c9809 https://git.kernel.org/stable/c/a647f27a7426d2fe1b40da7c8fa2b81354a51177 https://git.kernel.org/stable/c/c6b6b8692218da73b33b310d7c1df90f115bdd9a https://git.kernel.org/stable/c/e2d7149b913d14352c82624e723ce1c211ca06d3 https://www.cve.org/CVERecord?id=CVE-2023-52764 View more
