CVE-2016-8618
MEDIUM severity · CVSS 5.3 · Use-after-free
5.3CVSS MEDIUM
Summary
The libcurl API function called `curl_maprintf()` before version 7.51.0 can be tricked into doing a double-free due to an unsafe `size_t` multiplication, on systems using 32 bit `size_t` variables.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)5%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8618 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8618Patch
- https://curl.haxx.se/docs/adv_20161102D.htmlPatch
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/94098Advisory
- http://www.securitytracker.com/id/1037192Advisory
- https://access.redhat.com/errata/RHSA-2018:2486Advisory
- https://access.redhat.com/errata/RHSA-2018:3558
- https://security.gentoo.org/glsa/201701-47Advisory