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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-07-18 09:52:40 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-07-18 09:52:53 -0700 |
| commit | e6c695099b7894bce72de04009c889c8f6e674ae (patch) | |
| tree | 13f0ff6ccee563fc3dba6e37581241c9cede0894 /NEWS | |
| parent | e2d40a8822be27ddbd512599ea1955e52f90bf87 (diff) | |
| download | glibc-e6c695099b7894bce72de04009c889c8f6e674ae.tar.gz glibc-e6c695099b7894bce72de04009c889c8f6e674ae.tar.xz glibc-e6c695099b7894bce72de04009c889c8f6e674ae.zip | |
Intel CET: Document --enable-cet
* NEWS: Mention --enable-cet. * manual/install.texi: Document --enable-cet. * INSTALL: Regenerated.
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/NEWS b/NEWS index c2896a7d93..daef815ae7 100644 --- a/NEWS +++ b/NEWS @@ -9,6 +9,16 @@ Version 2.28 Major new features: +* The GNU C Library can now be compiled with support for Intel CET, AKA + Intel Control-flow Enforcement Technology. When the library is built + with --enable-cet, the resulting glibc is protected with indirect + branch tracking (IBT) and shadow stack (SHSTK). CET-enabled glibc is + compatible with all existing executables and shared libraries. This + feature is currently supported on i386, x86_64 and x32 with GCC 8 and + binutils 2.29 or later. Note that CET-enabled glibc requires CPUs + capable of multi-byte NOPs, like x86-64 processors as well as Intel + Pentium Pro or newer. + * The GNU C Library now has correct support for ABSOLUTE symbols (SHN_ABS-relative symbols). Previously such ABSOLUTE symbols were relocated incorrectly or in some cases discarded. The GNU linker can |