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CVE-2021-47053

crypto: sun8i-ss - Fix memory leak of pad

MEDIUM
5.5
CVSS Score
Published: February 28, 2024 at 08:13 AM UTC
Updated: June 17, 2026 at 04:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: sun8i-ss - Fix memory leak of pad It appears there are several failure return paths that don't seem to be free'ing pad. Fix these. Addresses-Coverity: ("Resource leak")

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.10 ≤ v < 5.10.375.10 ≤ v < 5.11.215.10 ≤ v < 5.12.45.10 ≤ v < 5.135.11 ≤ v < 5.11.215.12 ≤ v < 5.12.45.10d9b45418a91773b7672e4c60037a28074b495c6d
Vendor states this is fixed in 2c67a9333da9d0a3b87310e0d116b7c9070c7b00 (fixed)
Vendor states this is fixed in 50274b01ac1689b1a3f6bc4b5b3dbf361a55dd3a (fixed)
Vendor states this is fixed in c633e025bd04f54d7b33331cfcdb71354b08ce59 (fixed)
Vendor states this is fixed in d3d702084d125689edb2b9395c707e09b471352e (fixed)
Vendor states this is fixed in 5.10 (unaffected)
Vendor states this is fixed in 5.10.37 (unaffected)
Vendor states this is fixed in 5.11.21 (unaffected)
Vendor states this is fixed in 5.12.4 (unaffected)
Vendor states this is fixed in 5.13 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2c67a9333da9d0a3b87310e0d116b7c9070c7b00
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/50274b01ac1689b1a3f6bc4b5b3dbf361a55dd3a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c633e025bd04f54d7b33331cfcdb71354b08ce59
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d3d702084d125689edb2b9395c707e09b471352e

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-401

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