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CVE-2022-48782— mctp: fix use after free

EPSS 0.04% · P11
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I. Basic Information for CVE-2022-48782

Vulnerability Information
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Vulnerability Title
mctp: fix use after free
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mctp: fix use after free Clang static analysis reports this problem route.c:425:4: warning: Use of memory after it is freed trace_mctp_key_acquire(key); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ When mctp_key_add() fails, key is freed but then is later used in trace_mctp_key_acquire(). Add an else statement to use the key only when mctp_key_add() is successful.
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mctp模块中发现内存使用后释放问题。mctp_key_add函数失败时释放了key，但后续仍在trace_mctp_key_acquire函数中使用。
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 4f9e1ba6de45aa8797a83f1fe5b82ec4bac16899 ~ 1dd3ecbec5f606b2a526c47925c8634b1a6bb81e -
LinuxLinux 5.16 -

II. Public POCs for CVE-2022-48782

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III. Intelligence Information for CVE-2022-48782

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Same Patch Batch · Linux · 2024-07-16 · 98 CVEs total

CVE-2022-48832audit: don't deref the syscall args when checking the openat2 open_how::flags
CVE-2022-48826drm/vc4: Fix deadlock on DSI device attach error
CVE-2022-48822usb: f_fs: Fix use-after-free for epfile
CVE-2022-48821misc: fastrpc: avoid double fput() on failed usercopy
CVE-2022-48819tcp: take care of mixed splice()/sendmsg(MSG_ZEROCOPY) case
CVE-2022-48820phy: stm32: fix a refcount leak in stm32_usbphyc_pll_enable()
CVE-2022-48818net: dsa: mv88e6xxx: don't use devres for mdiobus
CVE-2022-48823scsi: qedf: Fix refcount issue when LOGO is received during TMF
CVE-2022-48830can: isotp: fix potential CAN frame reception race in isotp_rcv()
CVE-2022-48831ima: fix reference leak in asymmetric_verify()
CVE-2022-48828NFSD: Fix ia_size underflow
CVE-2022-48834usb: usbtmc: Fix bug in pipe direction for control transfers
CVE-2022-48833btrfs: skip reserved bytes warning on unmount after log cleanup failure
CVE-2022-48835scsi: mpt3sas: Page fault in reply q processing
CVE-2022-48837usb: gadget: rndis: prevent integer overflow in rndis_set_response()
CVE-2022-48836Input: aiptek - properly check endpoint type
CVE-2022-48838usb: gadget: Fix use-after-free bug by not setting udc->dev.driver
CVE-2022-48839net/packet: fix slab-out-of-bounds access in packet_recvmsg()
CVE-2022-48840iavf: Fix hang during reboot/shutdown
CVE-2022-48842ice: Fix race condition during interface enslave

Showing top 20 of 98 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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