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Alexey Izbyshev 7e13e5ae69 inet_pton: fix uninitialized memory use for IPv4-mapped IPv6 addresses
When a dot is encountered, the loop counter is incremented before
exiting the loop, but the corresponding ip array element is left
uninitialized, so the subsequent memmove (if "::" was seen) and the
loop copying ip to the output buffer will operate on an uninitialized
uint16_t.

The uninitialized data never directly influences the control flow and
is overwritten on successful return by the second half of the parsed
IPv4 address. But it's better to fix this to avoid unexpected
transformations by a sufficiently smart compiler and reports from
UB-detection tools.
2023-02-12 17:42:37 -05:00
arch fix wrong sigaction syscall ABI on mips*, or1k, microblaze, riscv64 2023-02-09 12:33:35 -05:00
compat/time32 remove LFS64 symbol aliases; replace with dynamic linker remapping 2022-10-19 14:01:31 -04:00
crt remove unnecessary and problematic _Noreturn from crt/ldso startup 2019-06-25 19:05:40 -04:00
dist add another example option to dist/config.mak 2012-04-24 16:49:11 -04:00
include fix integer overflow in WIFSTOPPED macro 2023-02-08 16:42:28 -05:00
ldso fix debugger tracking of shared libraries on mips with PIE main program 2023-01-18 10:32:14 -05:00
src inet_pton: fix uninitialized memory use for IPv4-mapped IPv6 addresses 2023-02-12 17:42:37 -05:00
tools fix incorrect escaping in add-cfi.*.awk scripts 2020-01-20 15:57:29 -05:00
.gitignore remove obsolete gitignore rules 2016-07-06 00:21:25 -04:00
.mailmap update contributor name 2019-12-07 12:21:35 -05:00
configure configure: disable TBAA optimization because most compilers are buggy 2022-10-19 14:01:31 -04:00
COPYRIGHT add optimized aarch64 memcpy and memset 2020-06-26 17:49:51 -04:00
dynamic.list fix regression in access to optopt object 2018-11-19 13:20:41 -05:00
INSTALL fix typo in INSTALL 2020-11-29 00:46:38 -05:00
Makefile make mallocng the default malloc implementation 2020-06-30 15:38:27 -04:00
README update version reference in the README file 2014-06-25 14:16:53 -04:00
VERSION release 1.2.3 2022-04-07 13:12:40 -04:00
WHATSNEW release 1.2.3 2022-04-07 13:12:40 -04:00

    musl libc

musl, pronounced like the word "mussel", is an MIT-licensed
implementation of the standard C library targetting the Linux syscall
API, suitable for use in a wide range of deployment environments. musl
offers efficient static and dynamic linking support, lightweight code
and low runtime overhead, strong fail-safe guarantees under correct
usage, and correctness in the sense of standards conformance and
safety. musl is built on the principle that these goals are best
achieved through simple code that is easy to understand and maintain.

The 1.1 release series for musl features coverage for all interfaces
defined in ISO C99 and POSIX 2008 base, along with a number of
non-standardized interfaces for compatibility with Linux, BSD, and
glibc functionality.

For basic installation instructions, see the included INSTALL file.
Information on full musl-targeted compiler toolchains, system
bootstrapping, and Linux distributions built on musl can be found on
the project website:

    http://www.musl-libc.org/