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CVE-2024-50131— tracing: Consider the NULL character when validating the event length

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tracing模块在验证事件长度时未考虑NULL字符，可能导致缓冲区溢出。

CVSS 7.3 · High EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux dec65d79fd269d05427c8167090bfc9c3d0b56c4< 5e3231b352725ff4a3a0095e6035af674f2d8725 affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< 02874ca52df2ca2423ba6122039315ed61c25972 affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< b86b0d6eea204116e4185acc35041ca4ff11a642 affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< f4ed40d1c669bba1a54407d8182acdc405683f29 affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< a14a075a14af8d622c576145455702591bdde09d affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< 5fd942598ddeed9a212d1ff41f9f5b47bcc990a7 affected
dec65d79fd269d05427c8167090bfc9c3d0b56c4< 0b6e2e22cb23105fcb171ab92f0f7516c69c8471 affected
5.1 affected
… +8 more rows
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I. Basic Information for CVE-2024-50131

Vulnerability Information
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Vulnerability Title
tracing: Consider the NULL character when validating the event length
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tracing: Consider the NULL character when validating the event length strlen() returns a string length excluding the null byte. If the string length equals to the maximum buffer length, the buffer will have no space for the NULL terminating character. This commit checks this condition and returns failure for it.
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tracing模块在验证事件长度时未考虑NULL字符，可能导致缓冲区溢出。
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 dec65d79fd269d05427c8167090bfc9c3d0b56c4 ~ 5e3231b352725ff4a3a0095e6035af674f2d8725 -
Linux Linux 5.1 -

II. Public POCs for CVE-2024-50131

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III. Intelligence Information for CVE-2024-50131

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Patches & Fixes for CVE-2024-50131 (7)

Same Patch Batch · Linux · 2024-11-05 · 50 CVEs total

CVE-2024-50106 9.8 CRITICAL nfsd: fix race between laundromat and free_stateid
CVE-2024-50113 8.8 HIGH firewire: core: fix invalid port index for parent device
CVE-2024-50115 8.4 HIGH KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory
CVE-2024-50125 8.0 HIGH Bluetooth: SCO: Fix UAF on sco_sock_timeout
CVE-2024-50124 8.0 HIGH Bluetooth: ISO: Fix UAF on iso_sock_timeout
CVE-2024-50132 7.8 HIGH tracing/probes: Fix MAX_TRACE_ARGS limit handling
CVE-2023-52920 7.8 HIGH bpf: support non-r10 register spill/fill to/from stack in precision tracking
CVE-2024-50091 7.8 HIGH dm vdo: don't refer to dedupe_context after releasing it
CVE-2024-50101 7.8 HIGH iommu/vt-d: Fix incorrect pci_for_each_dma_alias() for non-PCI devices
CVE-2024-50114 7.8 HIGH KVM: arm64: Unregister redistributor for failed vCPU creation
CVE-2024-50127 7.8 HIGH net: sched: fix use-after-free in taprio_change()
CVE-2024-50126 7.8 HIGH net: sched: use RCU read-side critical section in taprio_dump()
CVE-2024-50128 7.8 HIGH net: wwan: fix global oob in wwan_rtnl_policy
CVE-2024-50130 7.8 HIGH netfilter: bpf: must hold reference on net namespace
CVE-2024-50090 7.8 HIGH drm/xe/oa: Fix overflow in oa batch buffer
CVE-2024-50094 7.5 HIGH sfc: Don't invoke xdp_do_flush() from netpoll.
CVE-2024-50095 7.5 HIGH RDMA/mad: Improve handling of timed out WRs of mad agent
CVE-2024-50096 7.3 HIGH nouveau/dmem: Fix vulnerability in migrate_to_ram upon copy error
CVE-2024-50099 7.3 HIGH arm64: probes: Remove broken LDR (literal) uprobe support
CVE-2024-50117 7.3 HIGH drm/amd: Guard against bad data for ATIF ACPI method

Showing top 20 of 50 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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