CVE catalog
CVE-2021-37136
The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression). All users of Bzip2Decode
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 5.91% · Oct 25, 2026
The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression). All users of Bzip2Decoder are affected. The malicious input can trigger an OOME and so a DoS attack
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | netty | sid | 1:4.1.48-16 | fixed |
| Debian | netty | forky | 1:4.1.48-16 | fixed |
| Debian | netty | trixie | 1:4.1.48-10+deb13u1 | fixed |
| Debian | netty | trixie-security | 1:4.1.48-10+deb13u1 | fixed |
| Debian | netty | bookworm | 1:4.1.48-7+deb12u2 | fixed |
| Debian | netty | bookworm-security | 1:4.1.48-7+deb12u2 | fixed |
| Cpe | netty | Not reported | 4.1.68 | fixed |
| Cpe | quarkus | Not reported | 2.2.4 | fixed |
| Cpe | banking_apis | Not reported | Not reported | unknown |
| Cpe | banking_apis | Not reported | Not reported | unknown |
| Cpe | banking_apis | Not reported | Not reported | unknown |
| Cpe | banking_apis | Not reported | Not reported | unknown |
| Cpe | banking_apis | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | banking_digital_experience | Not reported | Not reported | unknown |
| Cpe | coherence | Not reported | Not reported | unknown |
| Cpe | coherence | Not reported | Not reported | unknown |
| Cpe | commerce_guided_search | Not reported | Not reported | unknown |
| Cpe | communications_brm_-_elastic_charging_engine | Not reported | 12.0.0.4.6 | fixed |
| Cpe | communications_brm_-_elastic_charging_engine | Not reported | Not reported | unknown |
| Cpe | communications_cloud_native_core_binding_support_function | Not reported | Not reported | unknown |
| Ubuntu | netty | pro | 1:4.1.33-1 | vulnerable |
| Ubuntu | netty | pro | 1:4.1.33-2 | vulnerable |
| Ubuntu | netty | pro | 1:4.1.33-3 | vulnerable |
| Ubuntu | netty | pro | 1:4.1.45-1 | vulnerable |
| Ubuntu | netty | pro | 1:4.1.45-1ubuntu0.1~esm1 | fixed |
| Ubuntu | netty | 22.04 | 1:4.1.48-4 | vulnerable |
| Ubuntu | netty | 22.04 | 1:4.1.48-4+deb11u1build0.22.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | netty | source | sid | 1:4.1.48-6 | not yet assigned | Not reported | [1014769] |
| Debian | netty | source | forky | 1:4.1.48-6 | not yet assigned | Not reported | [1014769] |
| Debian | netty | source | trixie | 1:4.1.48-6 | not yet assigned | Not reported | [1014769] |
| Debian | netty | source | bookworm | 1:4.1.48-6 | not yet assigned | Not reported | [1014769] |
| Cpe | netty | cpe | Not reported | 4.1.68 | Not reported | NVD-CVE-2021-37136 | Not reported |
| Cpe | quarkus | cpe | Not reported | 2.2.4 | Not reported | NVD-CVE-2021-37136 | Not reported |
| Cpe | communications_brm_-_elastic_charging_engine | cpe | Not reported | 12.0.0.4.6 | Not reported | NVD-CVE-2021-37136 | Not reported |
| Ubuntu | netty | deb | pro | 1:4.1.45-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2021-37136 | Not reported |
| Ubuntu | netty | deb | 22.04 | 1:4.1.48-4+deb11u1build0.22.04.1 | Not reported | UBUNTU-CVE-2021-37136 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [libnetty-java]Unknown
Source package: [netty]
Details (4)
1:4.1.48-7+deb12u2· all · bookwormFixed · Fixed:
1:4.1.48-6nvd · netty · debian · bookworm; nvd · netty · debian · 12
1:4.1.48-7+deb12u2· all · bookwormFixed · Fixed:
1:4.1.48-6nvd · netty · debian · bookworm; nvd · netty · debian · 12
1:4.1.48-7+deb12u2· all · bookworm-securityFixed · Fixed:
1:4.1.48-6nvd · netty · debian · bookworm; nvd · netty · debian · 12
1:4.1.48-7+deb12u2· all · bookworm-securityFixed · Fixed:
1:4.1.48-6nvd · netty · debian · bookworm; nvd · netty · debian · 12
[Debian 13 (Trixie)]
- [libnetty-java]Unknown
Source package: [netty]
Details (4)
1:4.1.48-10+deb13u1· all · trixieFixed · Fixed:
1:4.1.48-6nvd · netty · debian · 13
1:4.1.48-10+deb13u1· all · trixieFixed · Fixed:
1:4.1.48-6nvd · netty · debian · 13
1:4.1.48-10+deb13u1· all · trixie-securityFixed · Fixed:
1:4.1.48-6nvd · netty · debian · 13
1:4.1.48-10+deb13u1· all · trixie-securityFixed · Fixed:
1:4.1.48-6nvd · netty · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_1271-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2021-37136]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-37136]
- [https://osv.dev/vulnerability/DLA-3268-1]
- [https://osv.dev/vulnerability/DSA-5316-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-37136]
- [https://security-tracker.debian.org/tracker/CVE-2021-37136]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-37136.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0794.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]