CVE-2018-10888
Published: 10 July 2018
A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.
From the Ubuntu Security Team
Riccardo Schirone discovered that libgit2 mishandled specially crafted input. If a victim were tricked into cloning a malicious repository or applying a malicious patch, an attacker could cause libgit2 to leak sensitive information or crash.
Priority
Status
Package | Release | Status |
---|---|---|
libgit2 Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Released
(0.26.0+dfsg.1-1.1ubuntu0.2)
|
|
trusty |
Released
(0.19.0-2ubuntu0.4)
|
|
upstream |
Released
(0.27.4+dfsg.1-0.1)
|
|
xenial |
Released
(0.24.1-2ubuntu0.2)
|
|
Patches: other: https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |