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SUSE:SLE-12-SP4:GA
libXfont
u_pcfGetProperties-Free-strings-if-we-bail-out....
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File u_pcfGetProperties-Free-strings-if-we-bail-out.patch of Package libXfont
Path-Mainline: To be upstreamed Author: Michal Srb <msrb@suse.com> Subject: pcfGetProperties: Free strings if we bail out. References: bnc#1049692 CVE-2017-13722 For example if the PCF file ends in the middle of the strings area. --- src/bitmap/pcfread.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/bitmap/pcfread.c b/src/bitmap/pcfread.c index dab1c44..4040675 100644 --- a/src/bitmap/pcfread.c +++ b/src/bitmap/pcfread.c @@ -247,7 +247,7 @@ pcfGetProperties(FontInfoPtr pFontInfo, FontFilePtr file, int i; CARD32 size; int string_size; - char *strings; + char *strings = 0; /* font properties */ @@ -324,6 +324,7 @@ pcfGetProperties(FontInfoPtr pFontInfo, FontFilePtr file, pFontInfo->nprops = nprops; return TRUE; Bail: + free(strings); free(isStringProp); free(props); return FALSE; -- 2.12.3
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