CVE-2026-42308Medium· 6.2▾ SunlitA flaw was found in Pillow, a Python imaging library. If a font advances for each glyph by an exceeding large amount, an integer overflow can occur when Pillow tracks the current position. This could lead to a denial of service (DoS) condi…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 34.1 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Sep 12.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
0.1%
Last analysed / modified upstream
5.5 → 6.2
A flaw was found in Pillow, a Python imaging library. If a font advances for each glyph by an exceeding large amount, an integer overflow can occur when Pillow tracks the current position. This could lead to a denial of service (DoS) condition, making the application unavailable.
Pillow: Pillow: Denial of Service via integer overflow in font processing — rated Moderate by Red Hat. Released 2026-05-09, updated 2026-09-18.
Affected:
Fixed:
No fix planned:
For more information visit https://access.redhat.com/errata/RHSA-2026:16008 https://access.redhat.com/errata/RHSA-2026:16008 For more information visit https://access.redhat.com/errata/RHSA-2026:16030 https://access.redhat.com/errata/RHSA-2026:16030 For more information visit https://access.redhat.com/errata/RHSA-2026:16009 https://access.redhat.com/errata/RHSA-2026:16009
Workarounds / mitigations:
Affected packages:
pillow < 12.2.0Patched in:
pillow 12.2.0Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-89665High· 7.0kernel: nfsd: reject out-of-range useconds in NFSv2 SETATTR/CREATE (CVE-2026-89665)
CVE-2026-59186High· 7.1OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry
CVE-2026-59879Medium· 5.3immutable-js: Immutable.js: Denial of Service due to mishandling of large index values in List operations (CVE-2026-59879)
CVE-2026-33813High· 7.5Parsing a WEBP image with an invalid, large size panics on 32-bit platforms.
CVE-2022-39324Medium· 6.7grafana: Spoofing of the originalUrl parameter of snapshots (CVE-2022-39324)
CVE-2022-39307Medium· 5.3grafana: User enumeration via forget password (CVE-2022-39307)