UBUNTU-CVE-2021-36769

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Source
https://ubuntu.com/security/CVE-2021-36769
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-36769.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-36769
Upstream
Published
2021-07-17T00:15:00Z
Modified
2025-09-08T16:47:15Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A reordering issue exists in Telegram before 7.8.1 for Android, Telegram before 7.8.3 for iOS, and Telegram Desktop before 2.8.8. An attacker can cause the server to receive messages in a different order than they were sent a client.

References

Affected packages

Ubuntu:Pro:18.04:LTS / telegram-desktop

Package

Name
telegram-desktop
Purl
pkg:deb/ubuntu/telegram-desktop@1.2.17-1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.1.23-1
1.1.23-1build1
1.1.23-2
1.1.23-3
1.2.6-1
1.2.6-2
1.2.6-2build1
1.2.6-2build2
1.2.6-2build3
1.2.15-1
1.2.15-1build1
1.2.17-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.2.17-1",
            "binary_name": "telegram-desktop"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / telegram-desktop

Package

Name
telegram-desktop
Purl
pkg:deb/ubuntu/telegram-desktop@3.1.1+ds-1~ubuntu20.04.1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.8.8-1
1.8.15-2
1.9.8~slim-1
1.9.14+ds-1
1.9.14+ds-2
1.9.21+ds-1

2.*

2.0.1+ds-1
2.0.1+ds-1build1
2.1.7+ds-2~ubuntu20.04.1

3.*

3.1.1+ds-1~ubuntu20.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.1.1+ds-1~ubuntu20.04.1",
            "binary_name": "telegram-desktop"
        }
    ]
}

Ubuntu:22.04:LTS / telegram-desktop

Package

Name
telegram-desktop
Purl
pkg:deb/ubuntu/telegram-desktop@3.6.1+ds-2build1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.1.1+ds-1
3.5.2+ds-1
3.6.1+ds-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.6.1+ds-2build1",
            "binary_name": "telegram-desktop"
        }
    ]
}