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CVE-2023-52495— soc: qcom: pmic_glink_altmode: fix port sanity check

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qcom:pmic_glink_altmode存在不完整的端口健全性检查。

AI Predicted 4.4 Difficulty: Theoretical EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 8

VendorProduct Version RangeStatus
Linux Linux 080b4e24852b1d5b66929f69344e6c3eeb963941< 532a5557da6892a6b2d5793052e1bce1f4c9e177 affected
080b4e24852b1d5b66929f69344e6c3eeb963941< d26edf4ee3672cc9828f2a3ffae34086a712574d affected
080b4e24852b1d5b66929f69344e6c3eeb963941< c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0 affected
6.3 affected
< 6.3 unaffected
6.6.15≤ 6.6.* unaffected
6.7.3≤ 6.7.* unaffected
6.8≤ * unaffected
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I. Basic Information for CVE-2023-52495

Vulnerability Information
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Vulnerability Title
soc: qcom: pmic_glink_altmode: fix port sanity check
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix port sanity check The PMIC GLINK altmode driver currently supports at most two ports. Fix the incomplete port sanity check on notifications to avoid accessing and corrupting memory beyond the port array if we ever get a notification for an unsupported port.
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qcom:pmic_glink_altmode存在不完整的端口健全性检查。
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 080b4e24852b1d5b66929f69344e6c3eeb963941 ~ 532a5557da6892a6b2d5793052e1bce1f4c9e177 -
Linux Linux 6.3 -

II. Public POCs for CVE-2023-52495

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III. Intelligence Information for CVE-2023-52495

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Other References for CVE-2023-52495 (3)

Same Patch Batch · Linux · 2024-02-29 · 53 CVEs total

CVE-2023-52480 9.8 CRITICAL ksmbd: fix race condition between session lookup and expire
CVE-2023-52478 8.8 HIGH HID: logitech-hidpp: Fix kernel crash on receiver USB disconnect
CVE-2023-52479 8.8 HIGH ksmbd: fix uaf in smb20_oplock_break_ack
CVE-2024-26620 8.2 HIGH s390/vfio-ap: always filter entire AP matrix
CVE-2021-47060 7.8 HIGH KVM: Stop looking for coalesced MMIO zones if the bus is destroyed
CVE-2023-52486 7.8 HIGH drm: Don't unref the same fb many times by mistake due to deadlock handling
CVE-2023-52483 7.8 HIGH mctp: perform route lookups under a RCU read-side lock
CVE-2021-47061 7.8 HIGH KVM: Destroy I/O bus devices on unregister failure _after_ sync'ing SRCU
CVE-2021-47068 7.8 HIGH net/nfc: fix use-after-free llcp_sock_bind/connect
CVE-2023-52491 7.8 HIGH media: mtk-jpeg: Fix use after free bug due to error path handling in mtk_jpeg_dec_device_
CVE-2024-26608 7.8 HIGH ksmbd: fix global oob in ksmbd_nl_policy
CVE-2024-26610 7.8 HIGH wifi: iwlwifi: fix a memory corruption
CVE-2024-26614 7.8 HIGH tcp: make sure init the accept_queue's spinlocks once
CVE-2024-26617 7.8 HIGH fs/proc/task_mmu: move mmu notification mechanism inside mm lock
CVE-2024-26611 7.5 HIGH xsk: fix usage of multi-buffer BPF helpers for ZC XDP
CVE-2023-52497 7.1 HIGH erofs: fix lz4 inplace decompression
CVE-2021-47055 7.1 HIGH mtd: require write permissions for locking and badblock ioctls
CVE-2021-47066 7.1 HIGH async_xor: increase src_offs when dropping destination page
CVE-2021-47020 soundwire: stream: fix memory leak in stream config error path
CVE-2021-46959 spi: Fix use-after-free with devm_spi_alloc_*

Showing top 20 of 53 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52495

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