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SUSE:SLE-12-SP5:Update
libcares2
CVE-2022-4904.patch
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File CVE-2022-4904.patch of Package libcares2
Index: c-ares-1.9.1/ares_init.c =================================================================== --- c-ares-1.9.1.orig/ares_init.c +++ c-ares-1.9.1/ares_init.c @@ -1610,6 +1610,8 @@ static int config_sortlist(struct apatte q = str; while (*q && *q != '/' && *q != ';' && !ISSPACE(*q)) q++; + if (q-str >= 16) + return ARES_EBADSTR; memcpy(ipbuf, str, q-str); ipbuf[q-str] = '\0'; /* Find the prefix */ @@ -1618,6 +1620,8 @@ static int config_sortlist(struct apatte const char *str2 = q+1; while (*q && *q != ';' && !ISSPACE(*q)) q++; + if (q-str >= 32) + return ARES_EBADSTR; memcpy(ipbufpfx, str, q-str); ipbufpfx[q-str] = '\0'; str = str2;
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