CVE-2018-15501
7.5
HIGH
CVSS 3.1
EPSS 2.9%
Description
In ng_pkt in transports/smart_pkt.c in libgit2 before 0.26.6 and 0.27.x before 0.27.4, a remote attacker can send a crafted smart-protocol "ng" packet that lacks a '\0' byte to trigger an out-of-bounds read that leads to DoS.
How to fix CVE-2018-15501
To remediate CVE-2018-15501, upgrade the affected package to a fixed version below.
- Alpine/libgit2—upgrade to 0.27.4-r0 or later
- Debian/libgit2—upgrade to 0.27.4+dfsg.1-0.1 or later
Is CVE-2018-15501 being exploited?
Low — EPSS is 2.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.27.4-r0
- from 0, < 0.27.4+dfsg.1-0.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |