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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | r-cran-jsonlite | 1.8.8+dfsg-1 | — |
| Debian 14 | yajl | 2.1.0-5 | — |
| Debian 13 | r-cran-jsonlite | 1.8.8+dfsg-1 | — |
| Debian 13 | yajl | 2.1.0-5 | — |
| Debian 12 | r-cran-jsonlite | No fix yet | — |
| Debian 12 | yajl | 2.1.0-3+deb12u2 | — |
| Debian 10 | yajl | 2.1.0-3+deb10u1 | DLA-3492-1, DLA-3478-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | argyll +1 | No fix yet | — |
| Ubuntu 26.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu 25.10 | argyll +1 | No fix yet | — |
| Ubuntu 24.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu 22.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu 22.04 LTS | yajl | 2.1.0-3ubuntu0.22.04.1 | USN-6233-2 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu 20.04 LTS | yajl | 2.1.0-3ubuntu0.20.04.1 | USN-6233-2 |
| Ubuntu 18.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu 16.04 LTS | argyll +1 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | yajl | 2.1.0-2ubuntu0.18.04.1~esm1 | USN-6233-1 |
| Ubuntu Pro 16.04 LTS | yajl | 2.1.0-2ubuntu0.16.04.1~esm1 | USN-6233-1 |
| Ubuntu Pro 14.04 LTS | yajl | 2.0.4-4ubuntu0.1~esm1 | USN-6233-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | yajl +1 | 2.1.0-22.el9 | RHSA-2023:6551 |
| RHEL 8 | yajl +1 | 2.1.0-12.el8 | RHSA-2023:7057 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.8 EUS | yajl +1 | 2.1.0-12.el8_8 | RHSA-2024:2580 |
| RHEL 8.6 EUS | yajl +1 | 2.1.0-13.el8_6 | RHSA-2024:2063 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | yajl +1 | 2.1.0-22.el9 | ALSA-2023:6551 |
| AlmaLinux 8 | yajl +1 | 2.1.0-12.el8 | ALSA-2023:7057 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | yajl | 2.1.0-22.el9 | RLSA-2023:6551 |
| Rocky Linux 8 | yajl | 2.1.0-12.el8 | RLSA-2023:7057 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SLES 15 SP4 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Real Time 15 SP3 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SLE Micro 5.4 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SLE Micro 5.3 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SLE Micro 5.2 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SLE Micro 5.1 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SUSE Manager Server 4.2 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| SUSE Manager Proxy 4.2 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| openSUSE Leap 15.4 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.4 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
| openSUSE Leap Micro 5.3 | libyajl | 2.1.0-150000.4.6.1 | SUSE-SU-2023:3301-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | yajl | 2.1.0-r9 | — |
| Alpine v3.23 | yajl | 2.1.0-r9 | — |
| Alpine v3.22 | yajl | 2.1.0-r9 | — |
| Alpine v3.21 | yajl | 2.1.0-r9 | — |
| Alpine v3.20 | yajl | 2.1.0-r9 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | yajl | 2.1.0-r9 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | yajl +1 | 2.1.0-16.amzn2023.0.5 | ALAS2023-2023-279 |
| Amazon Linux 2 | yajl +1 | 2.0.4-4.amzn2.0.3 | ALAS2-2023-2182 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | yajl | 2.1.0-19 | — |
| Azure Linux 2 (CBL-Mariner) | yajl | 2.1.0-19 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | yajl +1 | 2.1.0-22.el9 | ELSA-2023-6551 |
| Oracle Linux 8 | yajl +1 | 2.1.0-12.el8 | ELSA-2023-7057 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | yajl | 2.1.0-r1 | — |
Advisories 18
- WID-SEC-2023-2853 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 8, 2026
- ALSA-2023:6551 Moderate: yajl security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:7057 Moderate: yajl security update AlmaLinux Security Advisories · Oct 29, 2026
- USN-6233-1 yajl vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2024:2580 Red Hat Security Advisory: yajl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2024:2063 Red Hat Security Advisory: yajl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2023:7057 Red Hat Security Advisory: yajl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2023:6551 Red Hat Security Advisory: yajl security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-6233-2 yajl vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3492-1 yajl - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3478-1 yajl - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2023:7057 Moderate: yajl security update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2023:6551 Moderate: yajl security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2023:3301-1 Security update for libyajl SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2023-7057 Moderate: yajl security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 17, 2023
- ELSA-2023-6551 Moderate: yajl security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 11, 2023
- ALAS2023-2023-279 Moderate: yajl security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Aug 9, 2023
- ALAS2-2023-2182 Moderate: yajl security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Aug 8, 2023
References
- https://github.com/lloyd/yajl/issues/250
- [debian-lts-announce] 20230702 [SECURITY] [DLA 3478-1] yajl security update mailing-list
- [debian-lts-announce] 20230711 [SECURITY] [DLA 3492-1] yajl security update mailing-list
- FEDORA-2023-00572178e1 vendor-advisory
- FEDORA-2023-0b0bb84049 vendor-advisory
- FEDORA-2023-852b377773 vendor-advisory
- [debian-lts-announce] 20230805 [SECURITY] [DLA 3516-1] burp security update mailing-list