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CVE-2022-49777— Input: i8042 - fix leaking of platform device on module removal

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于平台设备泄漏，可能导致资源耗尽。

AI Predicted 3.3 Difficulty: Trivial EPSS 0.22% · P11

Possible ATT&CK Techniques 1 AI

T1003 · OS Credential Dumping

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 68fdb0499653a2519691e645fcb72944f6e1e220< 81df118e79b2136b5c016394f67a051dc508b7b6 affected
f93d5dca7d84a4c725acf87db74b12c5686bd83e< 4f348b60c79671eee33c1389efe89109c93047da affected
bb672eff7447f8a26c8a66ddee613afd279bd760< 3f25add5ecf88de0f8ff2b27b6c0731a1f1b38ed affected
dd33054e4c18a54645072c7a62d46cdf6d05dace< d5f7f6e63fed9c2ed09725d90059a28907e197e3 affected
9222ba68c3f4065f6364b99cc641b6b019ef2d42< a32cd7feb0127bf629a82686b6e2c128139a86e5 affected
9222ba68c3f4065f6364b99cc641b6b019ef2d42< 81cd7e8489278d28794e7b272950c3e00c344e44 affected
4.19.224< 4.19.267 affected
5.4.170< 5.4.225 affected
… +10 more rows
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I. Basic Information for CVE-2022-49777

Vulnerability Information
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Vulnerability Title
Input: i8042 - fix leaking of platform device on module removal
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Input: i8042 - fix leaking of platform device on module removal Avoid resetting the module-wide i8042_platform_device pointer in i8042_probe() or i8042_remove(), so that the device can be properly destroyed by i8042_exit() on module unload.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于平台设备泄漏，可能导致资源耗尽。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 68fdb0499653a2519691e645fcb72944f6e1e220 ~ 81df118e79b2136b5c016394f67a051dc508b7b6 -
Linux Linux 5.16 -

II. Public POCs for CVE-2022-49777

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III. Intelligence Information for CVE-2022-49777

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Patches & Fixes for CVE-2022-49777 (5)

Other References for CVE-2022-49777 (1)

Same Patch Batch · Linux · 2025-05-01 · 245 CVEs total

CVE-2025-37750 9.8 CRITICAL smb: client: fix UAF in decryption with multichannel
CVE-2025-37778 9.8 CRITICAL ksmbd: Fix dangling pointer in krb_authenticate
CVE-2022-49770 9.8 CRITICAL ceph: avoid putting the realm twice when decoding snaps fails
CVE-2022-49931 8.8 HIGH IB/hfi1: Correctly move list in sc_disable()
CVE-2025-37776 8.8 HIGH ksmbd: fix use-after-free in smb_break_all_levII_oplock()
CVE-2025-37777 8.8 HIGH ksmbd: fix use-after-free in __smb2_lease_break_noti()
CVE-2025-37790 8.8 HIGH net: mctp: Set SOCK_RCU_FREE
CVE-2022-49910 8.8 HIGH Bluetooth: L2CAP: Fix use-after-free caused by l2cap_reassemble_sdu
CVE-2022-49886 8.4 HIGH x86/tdx: Panic on bad configs that #VE on "private" memory access
CVE-2025-23159 8.4 HIGH media: venus: hfi: add a check to handle OOB in sfr region
CVE-2025-37749 8.2 HIGH net: ppp: Add bound checking for skb data on ppp_sync_txmung
CVE-2025-37765 7.8 HIGH drm/nouveau: prime: fix ttm_bo_delayed_delete oops
CVE-2025-37779 7.8 HIGH lib/iov_iter: fix to increase non slab folio refcount
CVE-2022-49920 7.8 HIGH netfilter: nf_tables: netlink notifier might race to release objects
CVE-2022-49919 7.8 HIGH netfilter: nf_tables: release flow rule object from commit path
CVE-2022-49921 7.8 HIGH net: sched: Fix use after free in red_enqueue()
CVE-2025-37752 7.8 HIGH net_sched: sch_sfq: move the limit validation
CVE-2025-37756 7.8 HIGH net: tls: explicitly disallow disconnect
CVE-2025-37761 7.8 HIGH drm/xe: Fix an out-of-bounds shift when invalidating TLB
CVE-2022-49804 7.8 HIGH s390: avoid using global register for current_stack_pointer

Showing top 20 of 245 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49777

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