CVE-2021-4048 – lapack: Out-of-bounds read in *larrv

https://notcve.org/view.php?id=CVE-2021-4048

An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack through version 3.10.0, as also used in OpenBLAS before version 0.3.18. Specially crafted inputs passed to these functions could cause an application using lapack to crash or possibly disclose portions of its memory. Se ha encontrado un fallo de lectura fuera de límites en las funciones CLARRV, DLARRV, SLARRV y ZLARRV de lapack versiones hasta 3.10.0, usadas también en OpenBLAS versiones anteriores a 0.3.18. Las entradas especialmente diseñadas que se pasan a estas funciones podrían causar que una aplicación que use lapack se bloquee o posiblemente revele partes de su memoria An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack and OpenBLAS. A specially crafted input passed to these functions could cause an application using lapack to crash or possibly disclose portions of its memory. • https://github.com/JuliaLang/julia/issues/42415 https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 https://github.com/Reference-LAPACK/lapack/pull/625 https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 https://lists.fedoraproject.org/archives/li • CWE-125: Out-of-bounds Read •