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ucm: fix the possible buffer overflow (substitution)

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2020-06-22 09:02:11 +02:00
parent b13b911605
commit 089bb8762f
1 changed files with 1 additions and 1 deletions
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2
src/ucm/ucm_subs.c
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@ -334,7 +334,7 @@ __match2:
tmp = strchr(value + idsize, '}'); tmp = strchr(value + idsize, '}');
if (tmp) { if (tmp) {
rvalsize = tmp - (value + idsize); rvalsize = tmp - (value + idsize);
if (rvalsize > sizeof(v2)) { if (rvalsize >= sizeof(v2)) {
err = -ENOMEM; err = -ENOMEM;
goto __error; goto __error;
} }