CVE-2019-20326
HIGH
7.8
CVSS Score
Published: March 16, 2020 at 09:33 PM UTC
Updated: June 17, 2026 at 02:30 AM UTC
3 products affected across 3 vendorsDebian LinuxGthumbPix
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Severity
HIGH7.8
Exploit prediction
EPSS 2%
Description
A heap-based buffer overflow in _cairo_image_surface_create_from_jpeg() in extensions/cairo_io/cairo-image-surface-jpeg.c in GNOME gThumb before 3.8.3 and Linux Mint Pix before 2.4.5 allows attackers to cause a crash and potentially execute arbitrary code via a crafted JPEG file.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%v < 3.8.3
Affected range stops below 3.8.3, so it looks safe — our inference, not a vendor statement
v < 2.4.5
Affected range stops below 2.4.5, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://gitlab.gnome.org/GNOME/gthumb/commit/4faa5ce2358812d23a1147953ee76f59631590ad
- https://gitlab.gnome.org/GNOME/gthumb/commit/ca8f528209ab78935c30e42fe53bdf1a24f3cb44
- https://gitlab.gnome.org/GNOME/gthumb/commits/master/extensions/cairo_io/cairo-image-surface-jpeg.c
- https://security.gentoo.org/glsa/202008-05
References (6)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/Fysac/CVE-2019-20326x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/gthumb/commit/4faa5ce2358812d23a1147953ee76f59631590adx_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/gthumb/commit/ca8f528209ab78935c30e42fe53bdf1a24f3cb44x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.gnome.org/GNOME/gthumb/commits/master/extensions/cairo_io/cairo-image-surface-jpeg.cMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2021/08/msg00027.htmlVendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202008-05CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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