CVEvulnerability
CVE-2020-36777
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2024-02-27
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401
Description
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."
Affected configurations
• linux linux kernel (>= 4.5.0 < 4.9.269)
• linux linux kernel (>= 4.10.0 < 4.14.233)
• linux linux kernel (>= 4.15.0 < 4.19.191)
• linux linux kernel (>= 4.20.0 < 5.4.118)
• linux linux kernel (>= 5.5.0 < 5.10.36)
• linux linux kernel (>= 5.11.0 < 5.11.20)
• linux linux kernel (>= 5.12.0 < 5.12.3)
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- https://git.kernel.org/stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275 Patch
- https://git.kernel.org/stable/c/32168ca1f123316848fffb85d059860adf3c409f Patch
- https://git.kernel.org/stable/c/43263fd43083e412311fa764cd04a727b0c6a749 Patch
- https://git.kernel.org/stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b Patch
- https://git.kernel.org/stable/c/9ad15e214fcd73694ea51967d86055f47b802066 Patch
- https://git.kernel.org/stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf Patch
- https://git.kernel.org/stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98 Patch
- https://git.kernel.org/stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82 Patch
- https://git.kernel.org/stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275 Patch
- https://git.kernel.org/stable/c/32168ca1f123316848fffb85d059860adf3c409f Patch
- https://git.kernel.org/stable/c/43263fd43083e412311fa764cd04a727b0c6a749 Patch
- https://git.kernel.org/stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b Patch
- https://git.kernel.org/stable/c/9ad15e214fcd73694ea51967d86055f47b802066 Patch
- https://git.kernel.org/stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf Patch
- https://git.kernel.org/stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98 Patch
- https://git.kernel.org/stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82 Patch