diff options
| author | Caolán McNamara <caolanm@redhat.com> | 2019-07-24 12:18:10 +0100 |
|---|---|---|
| committer | Michael Stahl <michael.stahl@allotropia.de> | 2021-01-25 14:42:00 +0100 |
| commit | 5c3381d20871c04c34ac48c1a7aa1dd585f91721 (patch) | |
| tree | 7bfcd4a68cae0404cfcc6cdb6fab1008c567e3cf /vcl | |
| parent | 66bd97aeef6c931d4e1082976ab5306a69273d33 (diff) | |
cid#1209863 Untrusted loop bound
Change-Id: Ic8d20e92b4021dfebe01e1265c3afb2bcd509827
Reviewed-on: https://gerrit.libreoffice.org/76259
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
(cherry picked from commit 52b92a591943c1988fd3d660bd6fc5ac53ce0f33)
Diffstat (limited to 'vcl')
| -rw-r--r-- | vcl/source/font/fontcharmap.cxx | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/vcl/source/font/fontcharmap.cxx b/vcl/source/font/fontcharmap.cxx index 588dda386f46..5091d226a0af 100644 --- a/vcl/source/font/fontcharmap.cxx +++ b/vcl/source/font/fontcharmap.cxx @@ -230,6 +230,11 @@ bool ParseCMAP( const unsigned char* pCmap, int nLength, CmapResult& rResult ) else if( (nFormat == 12) && ((nOffset+16) < nLength) ) { nRangeCount = GetUInt( pCmap + nOffset + 12 ); + if (nRangeCount < 0) + { + SAL_WARN("vcl.gdi", "negative RangeCount"); + nRangeCount = 0; + } const int nGroupOffset = nOffset + 16; const int nRemainingLen = nLength - nGroupOffset; |