CVE-2023-53314
fbdev/ep93xx-fb: Do not assign to struct fb_info.dev
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
In the Linux kernel, the following vulnerability has been resolved: fbdev/ep93xx-fb: Do not assign to struct fb_info.dev Do not assing the Linux device to struct fb_info.dev. The call to register_framebuffer() initializes the field to the fbdev device. Drivers should not override its value. Fixes a bug where the driver incorrectly decreases the hardware device's reference counter and leaks the fbdev device. v2: • add Fixes tag (Dan)
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
2.6.32
References 8
git.kernel.org
- stable/c/ffdf2b020db717853167391a3a8d912e13428fa6
- stable/c/1c6ff2a7c593db851f23e31ace2baf557ea9d0ff
- stable/c/8ffa40ff64aa43a9a28fcf209b48d86a3e0f4972
- stable/c/4aade6c9100a3537788b6a9c7ac481037d19efdf
- stable/c/309c27162afea79b3c7f8747bb650faf6923b639
- stable/c/f83c1b13f8154e0284448912756d0a351a1a602a
- stable/c/0517fc5a71333b315164736bbd32608894fbb872
- stable/c/f90a0e5265b60cdd3c77990e8105f79aa2fac994