CVE-2018-18445 - log back

CVE-2018-18445 created at 25 Sep 2019 19:31:40
Severity
+ Low
Remote
+ Local
Type
+ Denial of service
Description
+ In the Linux kernel 4.14.x before 4.14.75 and 4.18.x before 4.18.13, faulty computation of numeric bounds in the BPF verifier permits out-of-bounds memory accesses because adjust_scalar_min_max_vals in kernel/bpf/verifier.c mishandles 32-bit right shifts.
References
+ http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b799207e1e1816b09e7a5920fbb2d5fcf6edd681
+ https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.13
+ https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.75
+ https://bugs.chromium.org/p/project-zero/issues/detail?id=1686
+ https://seclists.org/oss-sec/2018/q4/69
Notes