X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=WHATSNEW;h=62daa1c90eca2e8f154060a26ecd21962de51d39;hb=ee9b5900fb098edd3e8d3df375cac8b2cfe8551f;hp=812b3ac04da972088ffa9b30ab705842d2e69b78;hpb=8c1c57a64b664340b0ede1c1f0eff8212b475ef5;p=musl diff --git a/WHATSNEW b/WHATSNEW index 812b3ac0..62daa1c9 100644 --- a/WHATSNEW +++ b/WHATSNEW @@ -1453,3 +1453,241 @@ arch-specific bugs fixed: - mips POLLWRNORM and POLLWRBAND macros had wrong values - x32 pthread synchronization object type definitions were wrong - powerpc minimum signal stack size was insufficient + + + +1.1.8 release notes + +bugs fixed: +- stack-based buffer overflow in inet_pton (CVE-2015-1817) +- regcomp crash/mem-corruption with illegal bytes after backslash +- regcomp wrongly allowed backrefs in ER +- regcomp miscompiled character class brace-repetitions +- regcomp wrongly processed \0 as an unmatchable backref +- new FLT_ROUNDS definition failed to work in C++ code + +arch-specific bugs fixed: +- aarch64 was missing max_align_t definition + + + +1.1.9 release notes + +new features: +- ability to protect libc code itself with stack protector +- sigsetjmp now restores signal mask after restoring context, not before +- thread-local dlerror status/messages +- dlerror messages are no longer truncated +- diagnostics for constraint violations with ctype.h macros + +optimizations: +- reduce cost of PIC on archs where PLT calls need a fixed GOT register +- spin locks no longer constantly invalidate cache lines while spinning +- code size reduction in static-linked TLS init + +bugs fixed: +- failure to process robust mutexes on detached-thread exit +- possible memory corruption due to robust mutex list on detached-thread exit +- crash on memory exhaustion in getgr* internals +- misaligned memory accesses in static binaries with low-alignment TLS blocks +- multiple cases of wrongful path search continuation after transient failure +- small memory leak on failure of dlopen with RPATH $ORIGIN +- several small math bugs related to exception flags with non-finite args +- mmap leak in sem_open failure path for link call +- duplocale clobbered new locale struct with memcpy of old +- futimes crashed with null timeval argument + +arch-specific bugs fixed: +- stack protector spuriously aborted after forking on x32 +- stack protector spuriously aborted with flockfile on powerpc +- theoretically-possible clobbering of syscall return value on mips +- random thread-pointer setup failure on sh (uninitialized return value) +- possible crash in dlsym on sh due to incorrectly-computed branch target +- broken fesetenv(FE_DFL_ENV) on mips +- dynamic linker name for sh ignored fpu/nofpu and endianness +- various minor aarch64 bugs +- dangling pointers in x32 syscall timespec fixup code + + + +1.1.10 release notes + +new features: +- fail-safe (allocation-free) C locale for newlocale to return +- all locale categories track requested locale name +- rcrt1.o start file for static PIE + +optimizations: +- inline atomics for sh4a +- removed heavy atomics from locale-related code paths +- removed global data accesses from CURRENT_LOCALE macro & callers +- dynamic linker stage 1 size reduction + +compatibility: +- better configure detection of unsupported compiler options +- support for more relocation types in libc.so, not currently used +- iconv_open accepts "" and "CHAR" as aliases for native (UTF-8) +- additional LFS64 macros in sys/resource.h + +regressions fixed: +- dynamic linker crash on NONE-type relocations (only mips affected) +- inability to build as thumb2 on arm +- failure to run under qemu-i386 user-level emulation +- inability to access globals from libc on powerpc +- PIE link errors in Scrt1.o under unusual usage on some archs + +other bugs fixed: +- failure of ungetc/ungetwc to work on FILE streams in EOF state +- possible null pointer dereference in gettext +- possible initial stack misalignment on mips with PIE + + + +1.1.11 release notes + +new features: +- byte-based C locale +- vdso clock_gettime on arm +- musl-clang wrapper +- sh2 nommu target support + +performance: +- major speed-up for dynamic linker symbol lookups with GNU hash + +compatibility: +- strverscmp now matches GNU behavior in corner cases +- empty TZ environment variable gives GMT rather than system default +- reconnection on syslog server socket loss (syslogd restart) +- mmap fallback in simple_malloc when brk fails +- support for %m and %s with null pointers in wide printf variants +- call frame information in i386 asm for improved debugger support + +bugs fixed: +- spurious errors from pwd/grp functions when nscd backend is absent +- possible invalid access on calloc with simple_malloc +- null pointer dereferences after calling uselocale((locale_t)0) +- erroneous support for cancellation in stdio caused data loss +- inconsistent handling of atexit called from atexit handler +- missing locking in error paths for ungetwc +- btowc mishandling of out-of-range non-EOF inputs +- negated return value of ns_skiprr, failure in related functions +- incorrect void return type for syncfs, missing error status +- possible failure of tempnam due to missing null termination +- negated tm_gmtoff field in struct tm +- off-by-one error in getsubopt leaving equals sign in value result + +arch-specific bugs fixed: +- soft deadlocks on i386/x86_64 due to missing barrier in internal locks +- regression in arm pre-v7 support for kernels with kuser helper removed +- runaway PC on mips detached thread exit (due to kernel regression) +- mismatched ABI for local-dynamic model TLS on mips and powerpc +- incorrect value of some SO_* constants on mips +- broken 64-bit syscall argument passing on aarch64 + + + +1.1.12 release notes + +new features: +- fdpic abi on sh2 for shareable text segment without mmu +- general fdpic elf support in dynamic linker +- CFI generation for x86_64 asm source files +- protection against silently building a libc.so with missing symbols + +compatibility: +- nl_langinfo(CODESET) now returns "ASCII" in byte-based C locale +- fixed build regression due to buggy .SECONDARY in some GNU make versions +- additional arm eabi functions needed by llvm arm backend +- added format argument attributes to gettext function prototypes +- static PIE no longer requires linking with -E/-rdynamic +- eliminated spurious protected-data warnings linking against libc.so +- avoided spurious fpu asm errors with some armhf toolchains + +bugs fixed: +- fclose of stdin/stdout caused deadlock at exit +- missing memory barrier in pthread_join +- open_[w]memstream produced no buffer when no writes took place +- uninitialized scopeid in address lookups from hosts file and ip literals +- ip literals for mismatching family (v4 vs v6) were queried as hostnames +- possible crash on OOM in regcomp +- incorrect contents in localeconv structure (-1 instead of CHAR_MAX) +- strftime mishandling of out-of-range struct tm members +- wrongful attribute((const)) on pthread_self and errno location function + +arch-specific bugs fixed: +- arm crt1 entry point failed to align stack pointer in some cases +- mips fesetround failed to actually set rounding mode +- i386 asm source CFI generation had multiple bugs + + + +1.1.13 release notes + +new features: +- out-of-tree builds +- search domains in resolv.conf +- sh arch supports j-core (j2) cas.l atomics +- dynamic linker includes arch/abi in output when run as a command +- header support for new kernel features through linux 4.4 +- mips vdso clock_gettime support +- regex BRE extensions: \|, \+, \? + +performance: +- improved atomics performance on all archs with ll/sc model +- atomic instructions are now inlined on armv6 +- use fpu sqrt for arm softfp abi on targets with vfp + +compatibility: +- getnameinfo now accepts sockaddr sizes larger than needed +- new default CFLAGS/LDFLAGS avoid entire classes of toolchain bugs +- explicit use of float_t/double_t avoids compiler float spill bugs +- i386 max_align_t definition now works with g++ 4.7's pseudo-c++11 +- all known protocols are added to protoent functions +- stub utmpname, utmpxname functions +- linker support for -Bsymbolic-functions is no longer mandatory +- regex parsing size limits increased +- malloc_usable_size now accepts null pointer input + +bugs fixed: +- potential single-byte heap overflow in getdelim +- mishandling of transient failure opening hosts, services, resolv.conf +- mremap was sometimes able to allocate objects larger than PTRDIFF_MAX +- nl_langinfo wrongly returned NULL instead of "" for invalid items +- out-of-bounds dynamic tls allocation due to pointer/index scaling error +- getifaddrs misreported point-to-point interface addresses +- tdelete left tsearch trees misbalanced +- tsearch crashed on allocation failure +- tsearch, tfind, and tdelete failed to handle null pointer input +- passing signal number 0 to sigaction resulted in a crash +- getdelim updated caller's size wrongly when realloc failed +- getdelim realloc strategy was wasteful +- if_nametoindex returned wrong value on failure +- missing ssp-suppression for some source files called from early-init +- various minor resolv.conf parsing bugs +- fwrite wrongly reported success on write errors in line-buffered flush +- fwrite and fread wrongly returned nmemb (not 0) when size was 0 + +nommu-specific bugs fix: +- failure to zero bss in FDPIC shared library loader +- unsafe writes to read-only file mapping in non-FDPIC library loader + +arch-specific bugs fixed: +- sh[eb]-nofpu-fdpic was using fpu-dependent setjmp/longjmp variants +- dynamic linker path file name was wrong for arm "softfp" targets +- mips siginfo_t and related macros were defined incorrectly +- possibly misaligned pointer globals on arm (from an asm source file) +- mips dynamic linker failed to provide info needed by debugger +- mips cancellation asm wrongly assumed validity of $gp register value + + + +1.1.14 release notes + +regressions fixed: +- treatment of empty string argument as error by puts and fputs +- make clean and distclean failure in unconfigured trees +- sh/fdpic dynamic linker entry point hang due to wrong code +- armhf (and arm softfp model) build failure with clang + +other bugs fixed: +- wrongly clamping (rather than failing) excessive rounds in crypt-sha*