In numbers.c in libxslt 1.1.33, a type holding grouping characters of an xsl:number instruction was too narrow and an invalid character/length combination could be passed to xsltNumberFormatDecimal, leading to a read of uninitialized stack data.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
- http://seclists.org/fulldisclosure/2019/Aug/11
- http://seclists.org/fulldisclosure/2019/Aug/13
- http://seclists.org/fulldisclosure/2019/Aug/14
- http://seclists.org/fulldisclosure/2019/Aug/15
- http://seclists.org/fulldisclosure/2019/Jul/22
- http://seclists.org/fulldisclosure/2019/Jul/23
- http://seclists.org/fulldisclosure/2019/Jul/24
- http://seclists.org/fulldisclosure/2019/Jul/26
- http://seclists.org/fulldisclosure/2019/Jul/31
- http://seclists.org/fulldisclosure/2019/Jul/37
- http://seclists.org/fulldisclosure/2019/Jul/38
- http://www.openwall.com/lists/oss-security/2019/11/17/2
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15069
- https://gitlab.gnome.org/GNOME/libxslt/commit/6ce8de69330783977dd14f6569419489875fb71b
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- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2019/07/msg00020.html
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- https://oss-fuzz.com/testcase-detail/5197371471822848
- https://seclists.org/bugtraq/2019/Aug/21
- https://seclists.org/bugtraq/2019/Aug/22
- https://seclists.org/bugtraq/2019/Aug/23
- https://seclists.org/bugtraq/2019/Aug/25
- https://seclists.org/bugtraq/2019/Jul/35
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- https://seclists.org/bugtraq/2019/Jul/40
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- https://security.netapp.com/advisory/ntap-20190806-0004/
- https://security.netapp.com/advisory/ntap-20200122-0003/
- https://support.apple.com/kb/HT210346
- https://support.apple.com/kb/HT210348
- https://support.apple.com/kb/HT210351
- https://support.apple.com/kb/HT210353
- https://support.apple.com/kb/HT210356
- https://support.apple.com/kb/HT210357
- https://support.apple.com/kb/HT210358
- https://usn.ubuntu.com/4164-1/
- https://www.oracle.com/security-alerts/cpujan2020.html