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CVE-2021-47601— tee: amdtee: fix an IS_ERR() vs NULL bug

EPSS 0.02% · P5

Affected Version Matrix 8

VendorProductVersion RangeStatus
LinuxLinux757cc3e9ff1d72d014096399d6e2bf03974d9da1< 640e28d618e82be78fb43b4bf5113bc90d6aa442affected
757cc3e9ff1d72d014096399d6e2bf03974d9da1< 832f3655c6138c23576ed268e31cc76e0f05f2b1affected
757cc3e9ff1d72d014096399d6e2bf03974d9da1< 9d7482771fac8d8e38e763263f2ca0ca12dd22c6affected
5.6affected
< 5.6unaffected
5.10.88≤ 5.10.*unaffected
5.15.11≤ 5.15.*unaffected
5.16≤ *unaffected
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I. Basic Information for CVE-2021-47601

Vulnerability Information
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Vulnerability Title
tee: amdtee: fix an IS_ERR() vs NULL bug
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tee: amdtee: fix an IS_ERR() vs NULL bug The __get_free_pages() function does not return error pointers it returns NULL so fix this condition to avoid a NULL dereference.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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NULL指针取消引用。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 757cc3e9ff1d72d014096399d6e2bf03974d9da1 ~ 640e28d618e82be78fb43b4bf5113bc90d6aa442 -
LinuxLinux 5.6 -

II. Public POCs for CVE-2021-47601

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III. Intelligence Information for CVE-2021-47601

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Other References for CVE-2021-47601 (3)

Same Patch Batch · Linux · 2024-06-19 · 122 CVEs total

CVE-2024-38612ipv6: sr: fix invalid unregister error path
CVE-2021-47584iocost: Fix divide-by-zero on donation from low hweight cgroup
CVE-2021-47582USB: core: Make do_proc_control() and do_proc_bulk() killable
CVE-2021-47583media: mxl111sf: change mutex_init() location
CVE-2021-47579ovl: fix warning in ovl_create_real()
CVE-2021-47580scsi: scsi_debug: Fix type in min_t to avoid stack OOB
CVE-2021-47578scsi: scsi_debug: Don't call kcalloc() if size arg is zero
CVE-2021-47576scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select()
CVE-2021-47577io-wq: check for wq exit after adding new worker task_work
CVE-2024-38617kunit/fortify: Fix mismatched kvalloc()/vfree() usage
CVE-2024-38618ALSA: timer: Set lower bound of start tick time
CVE-2024-38616wifi: carl9170: re-fix fortified-memset warning
CVE-2024-38615cpufreq: exit() callback is optional
CVE-2024-38614openrisc: traps: Don't send signals to kernel mode threads
CVE-2024-38613m68k: Fix spinlock race in kernel thread creation
CVE-2024-38611media: i2c: et8ek8: Don't strip remove function when driver is builtin
CVE-2024-38603drivers/perf: hisi: hns3: Actually use devm_add_action_or_reset()
CVE-2024-38601ring-buffer: Fix a race between readers and resize checks
CVE-2024-38600ALSA: Fix deadlocks with kctl removals at disconnection
CVE-2024-38602ax25: Fix reference count leak issues of ax25_dev

Showing top 20 of 122 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2021-47601

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