mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-25 22:08:16 -05:00
0b3df5c913
* gnu/packages/patches/glibc-CVE-2019-19126.patch: New file. * gnu/local.mk (dist_patch_DATA): Adjust accordingly. * gnu/packages/base.scm (glibc): Update to 2.30. [source](patches): Adjust for 2.30. (glibc-2.29): New public variable.
22 lines
927 B
Diff
22 lines
927 B
Diff
Fix CVE-2019-19126:
|
|
|
|
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19126
|
|
https://sourceware.org/bugzilla/show_bug.cgi?id=25204
|
|
|
|
Taken from upstream:
|
|
https://sourceware.org/git/?p=glibc.git;a=commit;h=37c90e117310728a4ad1eb998c0bbe7d79c4a398
|
|
|
|
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 975cbe2..df2cdfd 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;
|