UBUNTU-CVE-2020-36323

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Source
https://ubuntu.com/security/CVE-2020-36323
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36323.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-36323
Related
Published
2021-04-14T07:15:00Z
Modified
2025-01-13T10:22:21Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H CVSS Calculator
Summary
[none]
Details

In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.

References

Affected packages

Ubuntu:Pro:14.04:LTS / rustc

Package

Name
rustc
Purl
pkg:deb/ubuntu/rustc@1.31.0+dfsg1+llvm-2ubuntu1~14.04.1?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

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

Affected versions

1.*

1.15.1+dfsg0-1~exp1ubuntu2~14.04.7
1.17.0+dfsg2-8~ubuntu0.14.04.3
1.21.0+dfsg1+llvm-0ubuntu3~14.04.5
1.22.1+dfsg1+llvm-0ubuntu2~14.04.2
1.24.1+dfsg1+llvm-0ubuntu1~14.04.1
1.25.0+dfsg1+llvm-0ubuntu1~14.04.1
1.28.0+dfsg1+llvm-0ubuntu1~14.04.1
1.30.0+dfsg1+llvm-2ubuntu1~14.04.1
1.31.0+dfsg1+llvm-2ubuntu1~14.04.1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:16.04:LTS / rustc

Package

Name
rustc
Purl
pkg:deb/ubuntu/rustc@1.47.0+dfsg1+llvm-1ubuntu1~16.04.1?arch=source&distro=esm-apps/xenial

Affected ranges

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

Affected versions

1.*

1.7.0+dfsg1-1
1.15.1+dfsg0-1~exp1ubuntu2~16.04.3
1.17.0+dfsg2-8~ubuntu0.16.04.2
1.21.0+dfsg1+llvm-0ubuntu3~16.04.1
1.22.1+dfsg1+llvm-0ubuntu2~16.04.2
1.24.1+dfsg1+llvm-0ubuntu1~16.04.1
1.25.0+dfsg1+llvm-0ubuntu1~16.04.1
1.28.0+dfsg1+llvm-0ubuntu1~16.04.1
1.30.0+dfsg1+llvm-2ubuntu1~16.04.1
1.31.0+dfsg1+llvm-2ubuntu1~16.04.1
1.32.0+dfsg1+llvm-1ubuntu1~16.04.1
1.34.1+dfsg2+llvm-0ubuntu1~16.04.1
1.35.0+dfsg0.1+llvm-0ubuntu1~16.04.1
1.36.0+dfsg1+llvm-2ubuntu1~16.04.1
1.37.0+dfsg1+llvm-1ubuntu1~16.04.1
1.39.0+dfsg1+llvm-3ubuntu1~16.04.1
1.41.0+dfsg1+llvm-0ubuntu1~16.04.1
1.43.0+dfsg1+llvm-1~exp1ubuntu2~16.04.1
1.47.0+dfsg1+llvm-1ubuntu1~16.04.1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / rustc

Package

Name
rustc
Purl
pkg:deb/ubuntu/rustc@1.53.0+dfsg1+llvm-4ubuntu1~20.04.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.53.0+dfsg1+llvm-4ubuntu1~20.04.1

Affected versions

1.*

1.37.0+dfsg1+llvm-1ubuntu1
1.38.0+dfsg0.2+llvm-0ubuntu1
1.38.0+dfsg0.2+llvm-0ubuntu2
1.39.0+dfsg1+llvm-3ubuntu1
1.40.0+dfsg1+llvm-5ubuntu1
1.41.0+dfsg1+llvm-0ubuntu1
1.41.0+dfsg1+llvm-0ubuntu2
1.43.0+dfsg1+llvm-1~exp1ubuntu1~20.04.1
1.47.0+dfsg1+llvm-1ubuntu1~20.04.1
1.51.0+dfsg1+llvm-1~exp3ubuntu1~20.04.2

Ecosystem specific 

{
    "ubuntu_priority": "medium",
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libstd-rust-1.53",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "libstd-rust-1.53-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "libstd-rust-dev",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-all",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-clippy",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-clippy-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-doc",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-gdb",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-lldb",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rust-src",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rustc",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rustc-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rustfmt",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        },
        {
            "binary_name": "rustfmt-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1~20.04.1"
        }
    ]
}

Ubuntu:22.04:LTS / rustc

Package

Name
rustc
Purl
pkg:deb/ubuntu/rustc@1.53.0+dfsg1+llvm-4ubuntu1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.53.0+dfsg1+llvm-4ubuntu1

Affected versions

1.*

1.51.0+dfsg1+llvm-1~exp3ubuntu1

Ecosystem specific 

{
    "ubuntu_priority": "medium",
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libstd-rust-1.53",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "libstd-rust-1.53-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "libstd-rust-dev",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-all",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-clippy",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-clippy-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-doc",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-gdb",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-lldb",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rust-src",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rustc",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rustc-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rustfmt",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        },
        {
            "binary_name": "rustfmt-dbgsym",
            "binary_version": "1.53.0+dfsg1+llvm-4ubuntu1"
        }
    ]
}