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CVE-2023-3161

CVSS v3.1 5.5 (Medium)
55% Progress
EPSS 0.04 % (10th)
0.04% Progress
Affected Products 3
Advisories 25
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbcon_set_font, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.

Weaknesses
CWE-1335
Incorrect Bitwise Shift of Integer
CWE-682
Incorrect Calculation
CVE Status
PUBLISHED
CNA
Red Hat, Inc.
Published Date
2023-06-12 20:15:12
(15 months ago)
Updated Date
2023-06-22 00:17:17
(15 months ago)

Affected Products

Fedoraproject

Linux

Redhat

Configuration #1

    CPE23 From Up To
  Linux Kernel prior 6.2 version cpe:2.3:o:linux:linux_kernel < 6.2
  Linux Kernel 6.2 Rc1 cpe:2.3:o:linux:linux_kernel:6.2:rc1
  Linux Kernel 6.2 Rc2 cpe:2.3:o:linux:linux_kernel:6.2:rc2
  Linux Kernel 6.2 Rc3 cpe:2.3:o:linux:linux_kernel:6.2:rc3
  Linux Kernel 6.2 Rc4 cpe:2.3:o:linux:linux_kernel:6.2:rc4
  Linux Kernel 6.2 Rc5 cpe:2.3:o:linux:linux_kernel:6.2:rc5
  Linux Kernel 6.2 Rc6 cpe:2.3:o:linux:linux_kernel:6.2:rc6

Configuration #2

    CPE23 From Up To
  Fedoraproject Fedora 38 cpe:2.3:o:fedoraproject:fedora:38

Configuration #3

    CPE23 From Up To
  Redhat Enterprise Linux 8.0 cpe:2.3:o:redhat:enterprise_linux:8.0
  Redhat Enterprise Linux 9.0 cpe:2.3:o:redhat:enterprise_linux:9.0