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| author | Caolán McNamara <caolanm@redhat.com> | 2020-09-16 10:16:49 +0100 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2020-09-16 12:20:17 +0200 |
| commit | d57b14e3394b081adf0888ed8dcb7b86d66c246c (patch) | |
| tree | 926906d947fd0d1370bfadf1b9958b50d4aaa193 /vcl/source/font/fontcharmap.cxx | |
| parent | 34b034f70f026d526d5f46db2c9498baacd51c49 (diff) | |
ofz#25696 OOM
Change-Id: Ia69e9ce1ca0156e960dddb7e0bf98dfd2be2d7cc
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/102846
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Diffstat (limited to 'vcl/source/font/fontcharmap.cxx')
| -rw-r--r-- | vcl/source/font/fontcharmap.cxx | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/vcl/source/font/fontcharmap.cxx b/vcl/source/font/fontcharmap.cxx index a8a217ac9a5f..2a4ca017e3e2 100644 --- a/vcl/source/font/fontcharmap.cxx +++ b/vcl/source/font/fontcharmap.cxx @@ -184,6 +184,12 @@ bool ParseCMAP( const unsigned char* pCmap, int nLength, CmapResult& rResult ) { int nSegCountX2 = GetUShort( pCmap + nOffset + 6 ); nRangeCount = nSegCountX2/2 - 1; + if (nRangeCount < 0) + { + SAL_WARN("vcl.gdi", "negative RangeCount"); + nRangeCount = 0; + } + pCodePairs = new sal_UCS4[ nRangeCount * 2 ]; pStartGlyphs = new int[ nRangeCount ]; const unsigned char* pLimitBase = pCmap + nOffset + 14; |