CVE-2020-36777
media: dvbdev: Fix memory leak in dvb_media_device_free()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: media: dvbdev: Fix memory leak in dvb_media_device_free() dvb_media_device_free() is leaking memory. Free `dvbdev->adapter->conn` before setting it to NULL, as documented in include/media/media-device.h: "The media_entity instance itself must be freed explicitly by the driver if required."
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
4.5
References 8
git.kernel.org
- stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275
- stable/c/32168ca1f123316848fffb85d059860adf3c409f
- stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98
- stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b
- stable/c/43263fd43083e412311fa764cd04a727b0c6a749
- stable/c/9ad15e214fcd73694ea51967d86055f47b802066
- stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82
- stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf