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CVE-2024-36959— pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map()

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 pinctrl:devicetree 模块 pinctrl_dt_to_map 中的引用计数泄漏。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 28

VendorProduct Version RangeStatus
Linux Linux a988dcd3dd9e691c5ccc3324b209688f3b5453e9< 06780473cb8a858d1d6cab2673e021b072a852d1 affected
040f726fecd88121f3b95e70369785ad452dddf9< 47d253c485491caaf70d8cd8c0248ae26e42581f affected
777430aa4ddccaa5accec6db90ffc1d47f00d471< 35ab679e8bb5a81a4f922d3efbd43e32bce69274 affected
97e5b508e96176f1a73888ed89df396d7041bfcb< 76aa2440deb9a35507590f2c981a69a57ecd305d affected
91d5c5060ee24fe8da88cd585bb43b843d2f0dce< 518d5ddafeb084d6d9b1773ed85164300037d0e6 affected
91d5c5060ee24fe8da88cd585bb43b843d2f0dce< 026e24cf31733dbd97f41cc9bc5273ace428eeec affected
91d5c5060ee24fe8da88cd585bb43b843d2f0dce< c7e02ccc9fdc496fe51e440e3e66ac36509ca049 affected
91d5c5060ee24fe8da88cd585bb43b843d2f0dce< a0cedbcc8852d6c77b00634b81e41f17f29d9404 affected
… +20 more rows
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I. Basic Information for CVE-2024-36959

Vulnerability Information
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Vulnerability Title
pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map() If we fail to allocate propname buffer, we need to drop the reference count we just took. Because the pinctrl_dt_free_maps() includes the droping operation, here we call it directly.
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 pinctrl:devicetree 模块 pinctrl_dt_to_map 中的引用计数泄漏。
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 a988dcd3dd9e691c5ccc3324b209688f3b5453e9 ~ 06780473cb8a858d1d6cab2673e021b072a852d1 -
Linux Linux 6.1 -

II. Public POCs for CVE-2024-36959

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III. Intelligence Information for CVE-2024-36959

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Mailing List Discussions for CVE-2024-36959 (2)

Other References for CVE-2024-36959 (8)

Same Patch Batch · Linux · 2024-05-30 · 93 CVEs total

CVE-2024-36958 9.8 CRITICAL NFSD: Fix nfsd4_encode_fattr4() crasher
CVE-2024-36911 9.8 CRITICAL hv_netvsc: Don't free decrypted memory
CVE-2024-36886 9.8 CRITICAL tipc: fix UAF in error path
CVE-2024-36912 9.6 CRITICAL Drivers: hv: vmbus: Track decrypted status in vmbus_gpadl
CVE-2024-36913 9.3 CRITICAL Drivers: hv: vmbus: Leak pages if set_memory_encrypted() fails
CVE-2024-36909 9.3 CRITICAL Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted
CVE-2024-36922 8.8 HIGH wifi: iwlwifi: read txq->read_ptr under lock
CVE-2024-36921 8.8 HIGH wifi: iwlwifi: mvm: guard against invalid STA ID on removal
CVE-2024-36910 8.4 HIGH uio_hv_generic: Don't free decrypted memory
CVE-2024-36032 8.1 HIGH Bluetooth: qca: fix info leak when fetching fw build id
CVE-2024-36914 7.8 HIGH drm/amd/display: Skip on writeback when it's not applicable
CVE-2024-36940 7.8 HIGH pinctrl: core: delete incorrect free in pinctrl_enable()
CVE-2024-36018 7.8 HIGH nouveau/uvmm: fix addr/range calcs for remap operations
CVE-2024-36933 7.8 HIGH nsh: Restore skb->{protocol,data,mac_header} for outer header in nsh_gso_segment().
CVE-2024-36020 7.8 HIGH i40e: fix vf may be used uninitialized in this function warning
CVE-2024-36918 7.8 HIGH bpf: Check bloom filter map value size
CVE-2024-36904 7.8 HIGH tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().
CVE-2024-36894 7.8 HIGH usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete
CVE-2024-36890 7.8 HIGH mm/slab: make __free(kfree) accept error pointers
CVE-2024-36019 7.8 HIGH regmap: maple: Fix cache corruption in regcache_maple_drop()

Showing top 20 of 93 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-36959

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