Libjxl
CVE-2021-36691
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
libjxl v0.5.0 is affected by a Assertion failed issue in lib/jxl/image.cc jxl::PlaneBase::PlaneBase(). When encoding a malicous GIF file using cjxl, an attacker can trigger a denial of service.
AnalysisAI
libjxl v0.5.0 is affected by a Assertion failed issue in lib/jxl/image.cc jxl::PlaneBase::PlaneBase(). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-617. libjxl v0.5.0 is affected by a Assertion failed issue in lib/jxl/image.cc jxl::PlaneBase::PlaneBase(). When encoding a malicous GIF file using cjxl, an attacker can trigger a denial of service. Affected products include: Libjxl Project Libjxl.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
libjxl 0.6.1 has an assertion failure in LowMemoryRenderPipeline::Init() in render_pipeline/low_memory_render_pipeline.c
libjxl v0.3.7 is affected by a Divide By Zero in issue in lib/extras/codec_apng.cc jxl::DecodeImageAPNG(). Rated medium
JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption. Rated critical severity (CVSS 9.8), this vulnerab
For certain valid JPEG XL images with a size slightly larger than an integer number of groups (256x256 pixels) when proc
An out of bounds read exists in libjxl. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable,
A specially-crafted file can cause libjxl's decoder to write pixel data to uninitialized unallocated memory. Soon after
Invalid JPEG XL images using libjxl can cause an out of bounds access on a std::vector<std::vector<T>> when rendering sp
An issue was discovered in dec_patch_dictionary.cc in libjxl before 0.8.2. Rated high severity (CVSS 7.5), this vulnerab
A specially-crafted file can cause libjxl's decoder to read pixel data from uninitialized (but allocated) memory. This c
Same weakness CWE-617 – Reachable Assertion
View allSame technique Denial Of Service
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External POC / Exploit Code
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