UBUNTU-CVE-2018-15501

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Source
https://ubuntu.com/security/CVE-2018-15501
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-15501.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-15501
Upstream
Downstream
Related
Published
2018-08-18T02:29:00Z
Modified
2026-08-13T19:30:09Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:Pro:14.04:LTS / libgit2

Package

Name
libgit2
Purl
pkg:deb/ubuntu/libgit2?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.19.0-2ubuntu0.4+esm2

Affected versions

0.*
0.19.0-2
0.19.0-2ubuntu0.4
0.19.0-2ubuntu0.4+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libgit2-0",
            "binary_version": "0.19.0-2ubuntu0.4+esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-15501.json"

Ubuntu:Pro:16.04:LTS / libgit2

Package

Name
libgit2
Purl
pkg:deb/ubuntu/libgit2?arch=source&distro=esm-apps-legacy%2Fxenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.24.1-2ubuntu0.2+esm3

Affected versions

0.*
0.22.2-2
0.23.1-1
0.24.1-2
0.24.1-2ubuntu0.2
0.24.1-2ubuntu0.2+esm1
0.24.1-2ubuntu0.2+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libgit2-24",
            "binary_version": "0.24.1-2ubuntu0.2+esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-15501.json"

Ubuntu:Pro:18.04:LTS / libgit2

Package

Name
libgit2
Purl
pkg:deb/ubuntu/libgit2?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26.0+dfsg.1-1.1ubuntu0.2+esm2

Affected versions

0.*
0.25.1+really0.24.6-1
0.26.0+dfsg.1-1.1
0.26.0+dfsg.1-1.1build1
0.26.0+dfsg.1-1.1ubuntu0.2
0.26.0+dfsg.1-1.1ubuntu0.2+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libgit2-26",
            "binary_version": "0.26.0+dfsg.1-1.1ubuntu0.2+esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-15501.json"