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Merge pull request #1366 from sebras/fix-out-of-bounds-access 

opj_j2k_is_imf_compliant: Fix out of bounds access
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Even Rouault 2021-07-12 15:58:06 +02:00 committed by GitHub
parent 00beb20953 e0993d072a
commit 67f8a1e430
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1 changed files with 15 additions and 13 deletions
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4
src/lib/openjp2/j2k.c
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@ -7101,7 +7101,8 @@ static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
mainlevel); mainlevel);
ret = OPJ_FALSE; ret = OPJ_FALSE;
} }
else
{
/* Validate sublevel */ /* Validate sublevel */
assert(sizeof(tabMaxSubLevelFromMainLevel) == assert(sizeof(tabMaxSubLevelFromMainLevel) ==
(OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0])); (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
@ -7115,6 +7116,7 @@ static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
sublevel); sublevel);
ret = OPJ_FALSE; ret = OPJ_FALSE;
} }
}
/* Number of components */ /* Number of components */
if (image->numcomps > 3) { if (image->numcomps > 3) {