CVE-2021-47526
published 2024-05-24CVE-2021-47526: In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set in…
PriorityP417medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.21%
10.8th percentile
In the Linux kernel, the following vulnerability has been resolved:
serial: liteuart: Fix NULL pointer dereference in ->remove()
drvdata has to be set in _probe() - otherwise platform_get_drvdata()
causes null pointer dereference BUG in _remove().
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.15.15-1 (bookworm) | linux 5.15.15-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 1da81e5562fac8286567422cc56a7fbd0dc646d4 < 189c99c629bbf85916c02c153f904649cc0a9d7f | 189c99c629bbf85916c02c153f904649cc0a9d7f |
| linux | linux | >= 1da81e5562fac8286567422cc56a7fbd0dc646d4 < 0f55f89d98c8b3e12b4f55f71c127a173e29557c | 0f55f89d98c8b3e12b4f55f71c127a173e29557c |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 0 < 5.15.15-1 | 5.15.15-1 |
| linux | linux_kernel | >= 5.11 < 5.15.7 | 5.15.7 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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Red Hat
kernel: serial: liteuart: Fix NULL pointer dereference in ->remove()
vendor_redhat·2024-05-24·CVSS 5.5
CVE-2021-47526 [MEDIUM] CWE-476 kernel: serial: liteuart: Fix NULL pointer dereference in ->remove()
kernel: serial: liteuart: Fix NULL pointer dereference in ->remove()
In the Linux kernel, the following vulnerability has been resolved:
serial: liteuart: Fix NULL pointer dereference in ->remove()
drvdata has to be set in _probe() - otherwise platform_get_drvdata()
causes null pointer dereference BUG in _remove().
Statement: Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.
Mitigation: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Packa
Debian
CVE-2021-47526: linux - In the Linux kernel, the following vulnerability has been resolved: serial: lit...
vendor_debian·2021·CVSS 5.5
CVE-2021-47526 [MEDIUM] CVE-2021-47526: linux - In the Linux kernel, the following vulnerability has been resolved: serial: lit...
In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set in _probe() - otherwise platform_get_drvdata() causes null pointer dereference BUG in _remove().
Scope: local
bookworm: resolved (fixed in 5.15.15-1)
bullseye: resolved
forky: resolved (fixed in 5.15.15-1)
sid: resolved (fixed in 5.15.15-1)
trixie: resolved (fixed in 5.15.15-1)
OSV
CVE-2021-47526: In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set
osv·2024-05-24·CVSS 5.5
CVE-2021-47526 [MEDIUM] CVE-2021-47526: In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set
In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata has to be set in _probe() - otherwise platform_get_drvdata() causes null pointer dereference BUG in _remove().
No detection rules found.
No public exploits indexed.
2024-05-24
Published