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CVE-2022-49495— drm/msm/hdmi: check return value after calling platform_get_resource_byname()

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hdmi中未检查platform_get_resource_byname的返回值。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 9cb1ee33efccb8b107ee04b7b3441820de3fd2da affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< c1bfacf0daf25a5fc7d667399d6ff2dffda84cd8 affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 0978fcce91b90b561b8c82e7c492ba9fc8440eef affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 2b3ed7547b1a052209da6c4ab886ffe0eed88c42 affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< d9cb951d11a4ace4de5c50b1178ad211de17079e affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 4cd66a8016b872a153bf892fe4258cbc0dacf5b1 affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 6369dda4a2209142ab819f01d3d2076d81e3ebdd affected
c6a57a50ad562a2e6fc6ac3218b710caea73a58b< 9f5495a5c51c1d11c6ffc13aa2befffec0c2651a affected
… +12 more rows
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I. Basic Information for CVE-2022-49495

Vulnerability Information
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Vulnerability Title
drm/msm/hdmi: check return value after calling platform_get_resource_byname()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check return value after calling platform_get_resource_byname() It will cause null-ptr-deref if platform_get_resource_byname() returns NULL, we need check the return value. Patchwork: https://patchwork.freedesktop.org/patch/482992/
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hdmi中未检查platform_get_resource_byname的返回值。
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 c6a57a50ad562a2e6fc6ac3218b710caea73a58b ~ 9cb1ee33efccb8b107ee04b7b3441820de3fd2da -
Linux Linux 4.3 -

II. Public POCs for CVE-2022-49495

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III. Intelligence Information for CVE-2022-49495

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Patches & Fixes for CVE-2022-49495 (9)

Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total

CVE-2022-49561 9.8 CRITICAL netfilter: conntrack: re-fetch conntrack after insertion
CVE-2022-49149 9.8 CRITICAL rxrpc: Fix call timer start racing with call destruction
CVE-2022-49362 9.8 CRITICAL NFSD: Fix potential use-after-free in nfsd_file_put()
CVE-2022-49201 9.8 CRITICAL ibmvnic: fix race between xmit and reset
CVE-2022-49194 9.8 CRITICAL net: bcmgenet: Use stronger register read/writes to assure ordering
CVE-2022-49093 9.8 CRITICAL skbuff: fix coalescing for page_pool fragment recycling
CVE-2022-49260 9.8 CRITICAL crypto: hisilicon/sec - fix the aead software fallback for engine
CVE-2022-49418 9.8 CRITICAL NFSv4: Fix free of uninitialized nfs4_label on referral lookup.
CVE-2022-49094 9.8 CRITICAL net/tls: fix slab-out-of-bounds bug in decrypt_internal
CVE-2022-49407 9.8 CRITICAL dlm: fix plock invalid read
CVE-2022-49280 9.8 CRITICAL NFSD: prevent underflow in nfssvc_decode_writeargs()
CVE-2022-49356 9.8 CRITICAL SUNRPC: Trap RDMA segment overflows
CVE-2022-49058 9.1 CRITICAL cifs: potential buffer overflow in handling symlinks
CVE-2022-49328 8.8 HIGH mt76: fix use-after-free by removing a non-RCU wcid pointer
CVE-2022-49114 8.8 HIGH scsi: libfc: Fix use after free in fc_exch_abts_resp()
CVE-2022-49535 8.8 HIGH scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI
CVE-2022-49470 8.8 HIGH Bluetooth: btmtksdio: fix use-after-free at btmtksdio_recv_event
CVE-2022-49111 8.8 HIGH Bluetooth: Fix use after free in hci_send_acl
CVE-2022-49471 8.8 HIGH rtw89: cfo: check mac_id to avoid out-of-bounds
CVE-2022-49519 8.8 HIGH ath10k: skip ath10k_halt during suspend for driver state RESTARTING

Showing top 20 of 706 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49495

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