High 7.5Published Oct 19, 2021

CVE-2021-37136The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression).

Updated under an hour ago (2026-10-19 07:50 UTC)

Does this affect you?

It affects The Netty project Netty and 19 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for The Netty project Netty

Exploited in the last 30 days

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

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-400
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: JFROG
NVD analysis: Modified
Record last updated: Oct 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

The Netty project Netty netty_project:netty (from the name)	from unspecified before 4.1.68Final	CNA record
netty netty netty:netty	before 4.1.68	NVD
quarkus quarkus quarkus:quarkus	before 2.2.4	NVD
oracle banking_apis oracle:banking_apis	from 18.1 through 18.3; 19.1; 19.2; 20.1; 21.1	NVD
oracle banking_digital_experience oracle:banking_digital_experience	18.1; 18.2; 18.3; 19.1; 19.2; 20.1; 21.1	NVD
oracle coherence oracle:coherence	12.2.1.4.0; 14.1.1.0.0	NVD
oracle commerce_guided_search oracle:commerce_guided_search	11.3.2	NVD
oracle communications_brm_-_elastic_charging_engine oracle:communications_brm_-_elastic_charging_engine	before 12.0.0.4.6; 12	NVD
oracle communications_cloud_native_core_binding_support_function oracle:communications_cloud_native_core_binding_support_function	1.10.0; 1.11.0	NVD
oracle communications_cloud_native_core_network_slice_selection_function oracle:communications_cloud_native_core_network_slice_selection_function	1.8.0	NVD
oracle communications_cloud_native_core_policy oracle:communications_cloud_native_core_policy	1.15.0	NVD
oracle communications_cloud_native_core_security_edge_protection_proxy oracle:communications_cloud_native_core_security_edge_protection_proxy	1.7.0	NVD
oracle communications_cloud_native_core_unified_data_repository oracle:communications_cloud_native_core_unified_data_repository	1.15.0	NVD
oracle communications_diameter_signaling_router oracle:communications_diameter_signaling_router	from 8.0.0.0 through 8.5.0.2	NVD
oracle communications_instant_messaging_server oracle:communications_instant_messaging_server	8.1	NVD
oracle helidon oracle:helidon	1.4.10; 2.4.0	NVD
oracle peoplesoft_enterprise_peopletools oracle:peoplesoft_enterprise_peopletools	8.48; 8.57; 8.58; 8.59	NVD
oracle webcenter_portal oracle:webcenter_portal	12.2.1.3.0; 12.2.1.4.0	NVD
netapp oncommand_insight netapp:oncommand_insight	all versions	NVD
debian debian_linux debian:debian_linux	10.0; 11.0	NVD

References

https://github.com/netty/netty/security/advisories/GHSA-grg4-wf29-r9vv
https://lists.apache.org/thread.html/rfb2bf8597e53364ccab212fbcbb2a4e9f0a9e1429b1dc08023c6868e%40%3Cdev.tinkerpop.apache.org%3Emailing-list
https://lists.apache.org/thread.html/r75490c61c2cb7b6ae2c81238fd52ae13636c60435abcd732d41531a0%40%3Ccommits.druid.apache.org%3Emailing-list
https://lists.apache.org/thread.html/r5406eaf3b07577d233b9f07cfc8f26e28369e6bab5edfcab41f28abb%40%3Ccommits.druid.apache.org%3Emailing-list
https://lists.apache.org/thread.html/r5e05eba32476c580412f9fbdfc9b8782d5b40558018ac4ac07192a04%40%3Ccommits.druid.apache.org%3Emailing-list
https://lists.apache.org/thread.html/r06a145c9bd41a7344da242cef07977b24abe3349161ede948e30913d%40%3Ccommits.druid.apache.org%3Emailing-list
https://lists.apache.org/thread.html/rd262f59b1586a108e320e5c966feeafbb1b8cdc96965debc7cc10b16%40%3Ccommits.druid.apache.org%3Emailing-list
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.oracle.com/security-alerts/cpuapr2022.html
https://security.netapp.com/advisory/ntap-20220210-0012/
https://www.oracle.com/security-alerts/cpujul2022.html
https://lists.debian.org/debian-lts-announce/2023/01/msg00008.htmlmailing-list
https://www.debian.org/security/2023/dsa-5316vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.