PT-2020-4972

CVE-2020-29371

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Published

2020-08-21

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Updated

2021-05-28

Description by

CVSS 3.1
3.3
Low
MetricsAV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.8.4
Description An issue was discovered in the romfs dev read function in fs/romfs/storage.c that is related to insufficient input validation, allowing an attacker to gain unauthorized access to protected information. This issue results in uninitialized memory leaks to userspace.
Recommendations For Linux kernel versions prior to 5.8.4, update to version 5.8.4 or later to resolve the issue. As a temporary workaround, consider restricting access to the romfs dev read function in fs/romfs/storage.c until a patch is available.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
ALT-PU-2020-2688
ALT-PU-2020-2770
ALT-PU-2020-3210
ALT-PU-2020-3553
ALT-PU-2021-1083
ALT-PU-2021-1105
ALT-PU-2021-1621
ALT-PU-2021-1656
ALT-PU-2021-1739
ALT-PU-2021-1862
ALT-PU-2021-1866
ALT-PU-2021-1870
OPENSUSE-SU-2020:2161-1
OPENSUSE-SU-2020_2161-1
OPENSUSE-SU-2020:2193-1
OPENSUSE-SU-2020_2193-1
OPENSUSE-SU-2020:2260-1
OPENSUSE-SU-2020_2260-1
OPENSUSE-SU-2021:0242-1
OPENSUSE-SU-2021_0242-1
SUSE-SU-2020:3713-1
SUSE-SU-2020:3717-1
SUSE-SU-2020:3718-1
SUSE-SU-2020:3748-1
SUSE-SU-2020:3764-1
SUSE-SU-2020:3766-1
SUSE-SU-2020:3798-1
SUSE-SU-2021:0097-1
SUSE-SU-2021:0098-1
SUSE-SU-2021:0434-1
SUSE-SU-2021:0438-1
USN-4752-1
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