CVSS 4.0
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, само при определена конфигурация или състояние на системата, без вход и без действие от потребителя.
- Експлоатация: няма данни за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
lz4_flex is a pure Rust implementation of LZ4 compression/decompression. In versions 0.11.5 and below, and 0.12.0, decompressing invalid LZ4 data can leak sensitive information from uninitialized memory or from previous decompression operations. The library fails to properly validate offset values during LZ4 "match copy operations," allowing out-of-bounds reads from the output buffer. The block-based API functions (`decompress_into`, `decompress_into_with_dict`, and others when `safe-decode` is disabled) are affected, while all frame APIs are unaffected. The impact is potential exposure of sensitive data and secrets through crafted or malformed LZ4 input. This issue has been fixed in versions 0.11.6 and 0.12.1.
Засегнати продукти
- PSeitz lz4_flex: < 0.11.6; >= 0.12.0, < 0.12.1
Red Hat: още 9 продукта, добавени от Red Hat
Logging Subsystem for Red Hat OpenShift 6.2, Logging Subsystem for Red Hat OpenShift 6.4, Logging Subsystem for Red Hat OpenShift 6.5, Red Hat OpenShift AI 3.3, OpenShift Lightspeed, Red Hat Ansible Automation Platform 2, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift AI (RHOAI)
Вид слабост
История
- 20 март 2026 Публикувано
Други уязвимости в PSeitz lz4_flex
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-32829
- https://nvd.nist.gov/vuln/detail/CVE-2026-32829
- https://github.com/PSeitz/lz4_flex/security/advisories/GHSA-vvp9-7p8x-rfvv
- https://github.com/PSeitz/lz4_flex/commit/055502ee5d297ecd6bf448ac91c055c7f6df9b6d
- https://rustsec.org/advisories/RUSTSEC-2026-0041.html
- https://access.redhat.com/security/cve/CVE-2026-32829
- https://bugzilla.redhat.com/show_bug.cgi?id=2448271
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32829.json
- https://access.redhat.com/errata/RHSA-2026:22862
- https://access.redhat.com/errata/RHSA-2026:16354
- https://access.redhat.com/errata/RHSA-2026:11800
- https://access.redhat.com/errata/RHSA-2026:19712