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CVE-2024-36967— KEYS: trusted: Fix memory leak in tpm2_key_encode()

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KEYS trusted 中的 tpm2_key_encode()包含内存泄漏。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1564.008 · Email Hiding Rules

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux f2219745250f388edacabe6cca73654131c67d0a< 1e6914fa8e7798bcf3ce4a5b96ea4ac1d5571cdf affected
f2219745250f388edacabe6cca73654131c67d0a< 5d91238b590bd883c86ba7707c5c9096469c08b7 affected
f2219745250f388edacabe6cca73654131c67d0a< e62835264d0352be6086975f18fdfed2b5520b13 affected
f2219745250f388edacabe6cca73654131c67d0a< 189c768932d435045b1fae12bf63e53866f06a28 affected
f2219745250f388edacabe6cca73654131c67d0a< cf26a92f560eed5d6ddc3d441cc645950cbabc56 affected
f2219745250f388edacabe6cca73654131c67d0a< ffcaa2172cc1a85ddb8b783de96d38ca8855e248 affected
5.13 affected
< 5.13 unaffected
… +6 more rows
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I. Basic Information for CVE-2024-36967

Vulnerability Information
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Vulnerability Title
KEYS: trusted: Fix memory leak in tpm2_key_encode()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix memory leak in tpm2_key_encode() 'scratch' is never freed. Fix this by calling kfree() in the success, and in the error case.
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KEYS trusted 中的 tpm2_key_encode()包含内存泄漏。
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 f2219745250f388edacabe6cca73654131c67d0a ~ 1e6914fa8e7798bcf3ce4a5b96ea4ac1d5571cdf -
Linux Linux 5.13 -

II. Public POCs for CVE-2024-36967

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III. Intelligence Information for CVE-2024-36967

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Other References for CVE-2024-36967 (6)

Same Patch Batch · Linux · 2024-06-08 · 6 CVEs total

CVE-2024-36965 7.8 HIGH remoteproc: mediatek: Make sure IPI buffer fits in L2TCM
CVE-2024-36968 7.6 HIGH Bluetooth: L2CAP: Fix div-by-zero in l2cap_le_flowctl_init()
CVE-2024-36966 erofs: reliably distinguish block based and fscache mode
CVE-2024-36969 drm/amd/display: Fix division by zero in setup_dsc_config
CVE-2024-36970 wifi: iwlwifi: Use request_module_nowait

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-36967

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