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security advisorybuffer overflowmoderate severity

Scientific Linux 7: SLSA-2020-3217-1 Moderate Grub2 Boot Risks

grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process (CVE-2020-10713) * grub2: grub_malloc does not validate allocation size allowing for arithmetic overflow and subsequent heap-based buffer overflow (CVE-2020-14308) * grub2: Integer overflow in grub_squash_read_symlink may lead to heap-based buffer overflow (CVE-2020-14309) * grub2: Integer overflow read_se [More...]. Synopsis: Moderate: grub2 security and bug fix update Advisory ID: SLSA-2020:3217-1 Issue Date: 2020-07-29 CVE Numbers: None -- Security Fix(es): * grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process (CVE-2020-10713) * grub2: grub_malloc does not validate allocation size allowing for arithmetic overflow and subsequent heap-based buffer overflow (CVE-2020-14308) * grub2: Integer overflow in grub_squash_read_symlink may lead to heap-based buffer overflow (CVE-2020-14309) * grub2: Integer overflow read_section_as_string may lead to heap-based buffer overflow (CVE-2020-14310) * grub2: Integer overflow in grub_ext2_read_link leads to heap-based buffer overflow (CVE-2020-14311) * grub2: Fail kernel validation without shim protocol (CVE-2020-15705) * grub2: Use-after-free redefining a function whilst the same function is already executing (CVE-2020-15706) * grub2: Integer overflow in initrd size handling (CVE-2020-15707) -- SL7 x86_64 fwupdate-12-6.el7_8.x86_64.rpm fwupdate-debuginfo-12-6.el7_8.x86_64.rpm fwupdate-efi-12-6.el7_8.x86_64.rpm fwupdate-libs-12-6.el7_8.x86_64.rpm grub2-2.02-0.86.el7_8.x86_64.rpm grub2-debuginfo-2.02-0.86.el7_8.x86_64.rpm grub2-efi-ia32-2.02-0.86.el7_8.x86_64.rpm grub2-efi-x64-2.02-0.86.el7_8.x86_64.rpm grub2-pc-2.02-0.86.el7_8.x86_64.rpm grub2-tools-2.02-0.86.el7_8.x86_64.rpm grub2-tools-extra-2.02-0.86.el7_8.x86_64.rpm grub2-tools-minimal-2.02-0.86.el7_8.x86_64.rpm mokutil-15-7.el7_8.x86_64.rpm mokutil-debuginfo-15-7.el7_8.x86_64.rpm shim-ia32-15-7.el7_8.x86_64.rpm shim-unsigned-ia32-15-7.el7_9.x86_64.rpm shim-unsigned-x64-15-7.el7_9.x86_64.rpm shim-x64-15-7.el7_8.x86_64.rpm fwupdate-devel-12-6.el7_8.x86_64.rpm grub2-efi-ia32-cdboot-2.02-0.86.el7_8.x86_64.rpm grub2-efi-x64-cdboot-2.02-0.86.el7_8.x86_64.rpm noarch grub2-common-2.02-0.86.el7_8.noarch.rpm grub2-efi-ia32-modules-2.02-0.86.el7_8.noarch.rpm grub2-efi-x64-modules-2.02-0.86.el7_8.noarch.rpm grub2-pc-modules-2.02-0.86.el7_8.noarch.rpm shim-unsigned-aa64-debuginfo-15-7.el7_9.noarch.rpm shim-unsigned-ia32-debuginfo-15-7.el7_9.noarch.rpm shim-unsigned-x64-debuginfo-15-7.el7_9.noarch.rpm grub2-efi-aa64-modules-2.02-0.86.el7_8.noarch.rpm grub2-ppc-modules-2.02-0.86.el7_8.noarch.rpm grub2-ppc64-modules-2.02-0.86.el7_8.noarch.rpm grub2-ppc64le-modules-2.02-0.86.el7_8.noarch.rpm - Scientific Linux Development Team . Significant patch released for grub2 resolving multiple vulnerabilities, such as threats when starting on Scientific Linux.. grub2, boot, security, update, buffer overflow. . LinuxSecurity.com Team

Jul 31, 2020 Scientific Linux