CVE catalog
CVE-2026-90852
A vulnerability has been found in luben zstd-jni up to 1.5.7-13. This vulnerability affects the function ZstdCompressCtx.loadDict of the file ZstdCompressCtx.java of the component Dictionary Sharing.
- Severity
- High · CVSS 7.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.54% · Oct 25, 2026
A vulnerability has been found in luben zstd-jni up to 1.5.7-13. This vulnerability affects the function ZstdCompressCtx.loadDict of the file ZstdCompressCtx.java of the component Dictionary Sharing. Such manipulation leads to use after free. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.7-14 is able to resolve this issue. The name of the patch is a560131d7834598afd9cea6b7c107bc88e915936. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
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 | zstd-jni-java | sid | 1.5.7-23+ds-2 | fixed |
| Debian | zstd-jni-java | forky | 1.5.7-23+ds-2 | fixed |
| Debian | zstd-jni-java | trixie | 1.5.2-5+ds-7 | vulnerable |
| Debian | zstd-jni-java | bookworm | 1.5.2-5+ds-3 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | zstd-jni-java | source | sid | 1.5.7-23+ds-1 | not yet assigned | Not reported | [1148171] |
| Debian | zstd-jni-java | source | forky | 1.5.7-23+ds-1 | not yet assigned | Not reported | [1148171] |
| Debian | zstd-jni-java | source | trixie | (unfixed) | not yet assigned | Not reported | [1148171] |
| Debian | zstd-jni-java | source | bookworm | (unfixed) | not yet assigned | Not reported | [1148171] |
Notes
[trixie] zstd-jni-java: Minor issue [bookworm] zstd-jni-java: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libzstd-jni1]Affected
Source package: [zstd-jni-java]
Details (2)
1.5.2-5+ds-3· amd64 · bookwormAffected
nvd · zstd-jni-java · debian · bookworm; nvd · zstd-jni-java · debian · 12
1.5.2-5+ds-3· arm64 · bookwormAffected
nvd · zstd-jni-java · debian · bookworm; nvd · zstd-jni-java · debian · 12
- [libzstd-jni-java]Affected
Source package: [zstd-jni-java]
Details (2)
1.5.2-5+ds-3· all · bookwormAffected
nvd · zstd-jni-java · debian · bookworm; nvd · zstd-jni-java · debian · 12
1.5.2-5+ds-3· all · bookwormAffected
nvd · zstd-jni-java · debian · bookworm; nvd · zstd-jni-java · debian · 12
[Debian 13 (Trixie)]
- [libzstd-jni1]Affected
Source package: [zstd-jni-java]
Details (2)
1.5.2-5+ds-7· amd64 · trixieAffected
nvd · zstd-jni-java · debian · 13
1.5.2-5+ds-7· arm64 · trixieAffected
nvd · zstd-jni-java · debian · 13
- [libzstd-jni-java]Affected
Source package: [zstd-jni-java]
Details (2)
1.5.2-5+ds-7· all · trixieAffected
nvd · zstd-jni-java · debian · 13
1.5.2-5+ds-7· all · trixieAffected
nvd · zstd-jni-java · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-90852]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-90852]
- [https://security-tracker.debian.org/tracker/CVE-2026-90852]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-90852.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3791.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]