Описание
Incorrect computation of branch displacements in BPF JIT compilers the Linux kernel can be abused to execute arbitrary code in Kernel mode.
Incorrect computation of branch displacements in BPF JIT compilers the Linux kernel can be abused to execute arbitrary code in Kernel mode.
Ссылки
- https://nvd.nist.gov/vuln/detail/CVE-2021-29154
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=26f55a59dc65ff77cd1c4b37991e26497fc68049
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e4d4d456436bfb2fe412ee2cd489f7658449b098
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W5YFGIIF24475A2LNW3UWHW2SNCS3G7M
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W5YFGIIF24475A2LNW3UWHW2SNCS3G7M
- https://news.ycombinator.com/item?id=26757760
- https://security.netapp.com/advisory/ntap-20210604-0006
- https://www.openwall.com/lists/oss-security/2021/04/08/1
- https://www.oracle.com/security-alerts/cpujul2022.html
- http://packetstormsecurity.com/files/162434/Kernel-Live-Patch-Security-Notice-LSN-0076-1.html
Связанные уязвимости
BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.
BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.
BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.
BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect c ...