CLSA-2025-1759222758 ruby: Fix of 4 CVEs

CVE-2016-2337: Fix type confusion in canceleval Ruby's TclTkIp class method to prevent arbitrary code execution - CVE-2017-9224: Fix stack out-of-bounds read in matchat during regular expression searching - CVE-2017-9227: Fix stack out-of-bounds read in mbcenclen and invalid pointer dereference...

SUSE CVE-2017-9229

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in leftadjustcharhead during regular expression compilation. Invalid handling of reg-dmax in forwardsearchrange could result in an invalid pointer...

oniguruma:fuzzer: Crash in left_adjust_char_head

Detailed Report: https://oss-fuzz.com/testcase?key=5261242773143552 Project: oniguruma Fuzzing Engine: libFuzzer Fuzz Target: fuzzer Job Type: libfuzzerubsanoniguruma Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0xffffffff3f53dc5b Crash State: leftadjustcharhead...

oniguruma: Invalid pointer dereference in left_adjust_char_head()

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in leftadjustcharhead during regular expression compilation. Invalid handling of reg-dmax in forwardsearchrange could result in an invalid pointer...

Oniguruma Uninitialized Variable Read Beyond Buffer

The vulnerability of the Oniguruma library exists due to incorrect processing of reg-dmin in the forwardsearchrange function. This allows the use of an uninitialized variable during data reading from the buffer. Exploiting this vulnerability could enable a malicious actor to read beyond the...

DEBIAN-CVE-2017-9227

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in mbcenclen during regular expression searching. Invalid handling of reg-dmin in forwardsearchrange could result in an invalid pointer...

PT-2017-2620

Name of the Vulnerable Software and Affected Versions Oniguruma version 6.2.0 Oniguruma-mod in Ruby versions prior to 2.4.1 mbstring in PHP versions prior to 7.1.5 Description The issue is related to an out-of-bounds read in the mbc enc len function during regular expression searching. This occur...