CVE-2023-33460
There's a memory leak in yajl 2.1.0 with use of yajl_tree_parse function. which will cause out-of-memory in server and cause crash.
02 Description
There's a memory leak in yajl 2.1.0 with use of yajl_tree_parse function. which will cause out-of-memory in server and cause crash.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 1.12% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 66.1% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-06-06 00:00Z3 YR AGO
- Last updated
- 2025-01-08 16:24Z1 YR AGO
- Reserved
- 2023-05-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401Missing Release of Memory after Effective LifetimeVariant
- Data version
- 5.1
- Document digest
- 5105931e999e0df19c4bc00fcdfada2539f75f087e2a33b8ddafde1d13427efe
05 Affected products
06 References
- github.comhttps://github.com/lloyd/yajl/issues/250
- lists.debian.org[debian-lts-announce] 20230702 [SECURITY] [DLA 3478-1] yajl security updatehttps://lists.debian.org/debian-lts-announce/2023/07/msg00000.html
- lists.debian.org[debian-lts-announce] 20230711 [SECURITY] [DLA 3492-1] yajl security updatehttps://lists.debian.org/debian-lts-announce/2023/07/msg00013.html
- lists.fedoraproject.orgFEDORA-2023-00572178e1https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLE3C4CECEJ4EUYI56KXI6OWACWXX7WN/
- lists.fedoraproject.orgFEDORA-2023-0b0bb84049https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IBUUHG27RM4ROEYKMVRROR27AX6R63MB/
- lists.fedoraproject.orgFEDORA-2023-852b377773https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YO32YDJ74DADC7CMJNLSLBVWN5EXGF5J/
- lists.debian.org[debian-lts-announce] 20230805 [SECURITY] [DLA 3516-1] burp security updatehttps://lists.debian.org/debian-lts-announce/2023/08/msg00003.html
07 Fixed in
AlmaLinux 8
- yajl Fixed in 2.1.0-12.el8
- yajl-devel Fixed in 2.1.0-12.el8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 9
- yajl Fixed in 2.1.0-22.el9
- yajl-devel Fixed in 2.1.0-22.el9
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- yajl Fixed in 2.1.0-12.el8
- yajl-devel Fixed in 2.1.0-12.el8
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 9
- yajl Fixed in 2.1.0-22.el9
- yajl-devel Fixed in 2.1.0-22.el9
Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- r-cran-jsonlite No fix yet
- yajl Fixed in 2.1.0-3+deb12u2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- r-cran-jsonlite Fixed in 1.8.8+dfsg-1
- yajl Fixed in 2.1.0-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- r-cran-jsonlite Fixed in 1.8.8+dfsg-1
- yajl Fixed in 2.1.0-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
- yajl Fixed in 2.1.0-3ubuntu0.20.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
- yajl Fixed in 2.1.0-3ubuntu0.22.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- argyll No fix yet
- r-cran-jsonlite No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- yajl Fixed in 2.0.4-4ubuntu0.1~esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- yajl Fixed in 2.1.0-2ubuntu0.16.04.1~esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- yajl Fixed in 2.1.0-2ubuntu0.18.04.1~esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.