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CVE-2024-49860— ACPI: sysfs: validate return type of _STR method

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ACPI sysfs中_STR方法返回值验证问题。

CVSS 7.3 · High EPSS 0.25% · P16

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< 92fd5209fc014405f63a7db79802ca4b01dc0c05 affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< 2364b6af90c6b6d8a4783e0d3481ca80af699554 affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< 4b081991c4363e072e1748efed0bbec8a77daba5 affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< 0cdfb9178a3bba843c95c2117c82c15f1a64b9ce affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< 5c8d007c14aefc3f2ddf71e4c40713733dc827be affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< f0921ecd4ddc14646bb5511f49db4d7d3b0829f0 affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< f51e5a88f2e7224858b261546cf6b3037dfb1323 affected
d1efe3c324ead77d3f6cd85093b50f6bd2e17aba< f51f711d36e61fbb87c67b524fd200e05172668d affected
… +12 more rows
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I. Basic Information for CVE-2024-49860

Vulnerability Information
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Vulnerability Title
ACPI: sysfs: validate return type of _STR method
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. If something else is returned description_show() will access invalid memory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
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ACPI sysfs中_STR方法返回值验证问题。
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 d1efe3c324ead77d3f6cd85093b50f6bd2e17aba ~ 92fd5209fc014405f63a7db79802ca4b01dc0c05 -
Linux Linux 3.7 -

II. Public POCs for CVE-2024-49860

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III. Intelligence Information for CVE-2024-49860

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Patches & Fixes for CVE-2024-49860 (8)

Same Patch Batch · Linux · 2024-10-21 · 372 CVEs total

CVE-2022-48985 9.8 CRITICAL net: mana: Fix race on per-CQ variable napi work_done
CVE-2024-49855 9.8 CRITICAL nbd: fix race between timeout and normal completion
CVE-2024-50033 9.8 CRITICAL slip: make slhc_remember() more robust against malicious packets
CVE-2022-49003 9.8 CRITICAL nvme: fix SRCU protection of nvme_ns_head list
CVE-2024-47695 9.8 CRITICAL RDMA/rtrs-clt: Reset cid to con_num - 1 to stay in bounds
CVE-2024-50046 9.8 CRITICAL NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()
CVE-2024-50047 9.8 CRITICAL smb: client: fix UAF in async decryption
CVE-2024-50043 9.8 CRITICAL nfsd: fix possible badness in FREE_STATEID
CVE-2024-49996 9.4 CRITICAL cifs: Fix buffer overflow when parsing NFS reparse points
CVE-2024-47678 9.4 CRITICAL icmp: change the order of rate limits
CVE-2024-49950 8.8 HIGH Bluetooth: L2CAP: Fix uaf in l2cap_connect
CVE-2024-49936 8.8 HIGH net/xen-netback: prevent UAF in xenvif_flush_hash()
CVE-2022-49017 8.8 HIGH tipc: re-fetch skb cb after tipc_msg_validate
CVE-2022-49015 8.8 HIGH net: hsr: Fix potential use-after-free
CVE-2024-49939 8.8 HIGH wifi: rtw89: avoid to add interface to list twice when SER
CVE-2024-50041 8.8 HIGH i40e: Fix macvlan leak by synchronizing access to mac_filter_hash
CVE-2024-49930 8.8 HIGH wifi: ath11k: fix array out-of-bound access in SoC stats
CVE-2022-48967 8.8 HIGH NFC: nci: Bounds check struct nfc_target arrays
CVE-2022-48964 8.8 HIGH ravb: Fix potential use-after-free in ravb_rx_gbeth()
CVE-2022-48962 8.8 HIGH net: hisilicon: Fix potential use-after-free in hisi_femac_rx()

Showing top 20 of 372 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-49860

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