Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a heap-based buffer overflow.
2016-10-07T14:59:08.100
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 9.8 (CRITICAL)
AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | fedoraproject | fedora | 23 | Yes |
Operating System | fedoraproject | fedora | 24 | Yes |
Operating System | fedoraproject | fedora | 25 | Yes |
Application | haxx | libcurl | ≤ 7.50.2 | Yes |