CVE-2025-70103Disclosure

LOWCVSS 7.3 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Heap buffer overflow vulnerability in libjxl 0.12.0 via crafted PBM images to the jxl::extras::DecodeImagePNM function in file lib/extras/dec/pnm.cc.

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0.0/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-122

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

1 mentions across 1 observed day

What's happening

Technical details provided in 1 signal
Disclosure: 1 classified signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Disclosure

1100.0%

Referenced assets1 URL

By indicator

https://www.openwall.com/lists/oss-security/2026/05/30/7

Full discourse1 post

Open Source Security mailing list@oss_security136d
Disclosure
CVE-2025-70103: JPEG XL: Heap-based Buffer Overflow in libjxl/cjxl via jxl::extras::DecodeImagePNM on crafted PBM file https://www.openwall.com/lists/oss-security/2026/05/30/7 "WRITE of size 24"
Post summary
The post announces a heap‑based buffer overflow in JPEG XL’s libjxl library, detailing the vulnerable function and input type, without mentioning a PoC, exploit, patch, or evidence of ongoing exploitation.
02072712
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