diff options
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/glibc/2.27-CVE-2019-19126.patch')
-rw-r--r-- | nixpkgs/pkgs/development/libraries/glibc/2.27-CVE-2019-19126.patch | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/glibc/2.27-CVE-2019-19126.patch b/nixpkgs/pkgs/development/libraries/glibc/2.27-CVE-2019-19126.patch new file mode 100644 index 000000000000..2c558f53b735 --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/glibc/2.27-CVE-2019-19126.patch @@ -0,0 +1,18 @@ +Adapted from https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=patch;h=4d5cfeb510125345cb41431afc9022492994cffa, omitting changes to NEWS +diff --git a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h +index 1943691..ac694c0 100644 +--- a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h ++++ b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h +@@ -31,7 +31,8 @@ + environment variable, LD_PREFER_MAP_32BIT_EXEC. */ + #define EXTRA_LD_ENVVARS \ + case 21: \ +- if (memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0) \ ++ if (!__libc_enable_secure \ ++ && memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0) \ + GLRO(dl_x86_cpu_features).feature[index_arch_Prefer_MAP_32BIT_EXEC] \ + |= bit_arch_Prefer_MAP_32BIT_EXEC; \ + break; +-- +2.9.3 + |