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CVE-2024-36978— net: sched: sch_multiq: fix possible OOB write in multiq_tune()

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,该漏洞源于越界写入。

CVSS 7.8 · High EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux c2999f7fb05b87da4060e38150c70fa46794d82b< d5d9d241786f49ae7cbc08e7fc95a115e9d80f3d affected
c2999f7fb05b87da4060e38150c70fa46794d82b< 52b1aa07cda6a199cd6754d3798c7759023bc70f affected
c2999f7fb05b87da4060e38150c70fa46794d82b< 598572c64287aee0b75bbba4e2881496878860f3 affected
c2999f7fb05b87da4060e38150c70fa46794d82b< 0f208fad86631e005754606c3ec80c0d44a11882 affected
c2999f7fb05b87da4060e38150c70fa46794d82b< 54c2c171c11a798fe887b3ff72922aa9d1411c1e affected
c2999f7fb05b87da4060e38150c70fa46794d82b< d6fb5110e8722bc00748f22caeb650fe4672f129 affected
c2999f7fb05b87da4060e38150c70fa46794d82b< affc18fdc694190ca7575b9a86632a73b9fe043d affected
5.4 affected
… +8 more rows
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I. Basic Information for CVE-2024-36978

Vulnerability Information

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Vulnerability Title
net: sched: sch_multiq: fix possible OOB write in multiq_tune()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: sched: sch_multiq: fix possible OOB write in multiq_tune() q->bands will be assigned to qopt->bands to execute subsequent code logic after kmalloc. So the old q->bands should not be used in kmalloc. Otherwise, an out-of-bounds write will occur.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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,该漏洞源于越界写入。
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 c2999f7fb05b87da4060e38150c70fa46794d82b ~ d5d9d241786f49ae7cbc08e7fc95a115e9d80f3d -
Linux Linux 5.4 -

II. Public POCs for CVE-2024-36978

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III. Intelligence Information for CVE-2024-36978

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Other References for CVE-2024-36978 (7)

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

CVE-2024-38558 10.0 CRITICAL net: openvswitch: fix overwriting ct original tuple for ICMPv6
CVE-2024-38570 9.8 CRITICAL gfs2: Fix potential glock use-after-free on unmount
CVE-2024-38544 9.8 CRITICAL RDMA/rxe: Fix seg fault in rxe_comp_queue_pkt
CVE-2021-47587 9.8 CRITICAL net: systemport: Add global locking for descriptor lifecycle
CVE-2021-47611 8.1 HIGH mac80211: validate extended element ID is present
CVE-2024-38610 7.8 HIGH drivers/virt/acrn: fix PFNMAP PTE checks in acrn_vm_ram_map()
CVE-2024-38568 7.8 HIGH drivers/perf: hisi: hns3: Fix out-of-bound access when valid event group
CVE-2024-38569 7.8 HIGH drivers/perf: hisi_pcie: Fix out-of-bound access when valid event group
CVE-2024-38572 7.8 HIGH wifi: ath12k: fix out-of-bound access of qmi_invoke_handler()
CVE-2024-38578 7.8 HIGH ecryptfs: Fix buffer size for tag 66 packet
CVE-2024-38580 7.8 HIGH epoll: be better about file lifetimes
CVE-2024-38581 7.8 HIGH drm/amdgpu/mes: fix use-after-free issue
CVE-2024-38583 7.8 HIGH nilfs2: fix use-after-free of timer for log writer thread
CVE-2024-38587 7.8 HIGH speakup: Fix sizeof() vs ARRAY_SIZE() bug
CVE-2024-38588 7.8 HIGH ftrace: Fix possible use-after-free issue in ftrace_location()
CVE-2024-38592 7.8 HIGH drm/mediatek: Init `ddp_comp` with devm_kcalloc()
CVE-2021-47600 7.8 HIGH dm btree remove: fix use after free in rebalance_children()
CVE-2021-47605 7.8 HIGH vduse: fix memory corruption in vduse_dev_ioctl()
CVE-2021-47613 7.8 HIGH i2c: virtio: fix completion handling
CVE-2021-47598 7.8 HIGH sch_cake: do not call cake_destroy() from cake_init()

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

IV. Related Vulnerabilities

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