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CVE-2022-48695— scsi: mpt3sas: Fix use-after-free warning

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，该漏洞源于存在释放后重用漏洞。

CVSS 7.8 · High EPSS 0.24% · P14

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 146b16c8071f5f6c67895d15beeee1163f5107c4< b8fc9e91b931215110ba824d1a2983c5f60b6f82 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< d4959d09b76eb7a4146f5133962b88d3bddb63d6 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< 82efb917eeb27454dc4c6fe26432fc8f6c75bc16 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< 5682c94644fde72f72bded6580c38189ffc856b5 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< ea10a652ad2ae2cf3eced6f632a5c98f26727057 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< 6229fa494a5949be209bc73afbc5d0a749c2e3c7 affected
146b16c8071f5f6c67895d15beeee1163f5107c4< 41acb064c4e013808bc7d5fc1b506fa449425b0b affected
146b16c8071f5f6c67895d15beeee1163f5107c4< 991df3dd5144f2e6b1c38b8d20ed3d4d21e20b34 affected
… +10 more rows
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I. Basic Information for CVE-2022-48695

Vulnerability Information
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Vulnerability Title
scsi: mpt3sas: Fix use-after-free warning
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use-after-free warning Fix the following use-after-free warning which is observed during controller reset: refcount_t: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
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，该漏洞源于存在释放后重用漏洞。
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 146b16c8071f5f6c67895d15beeee1163f5107c4 ~ b8fc9e91b931215110ba824d1a2983c5f60b6f82 -
Linux Linux 4.4 -

II. Public POCs for CVE-2022-48695

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III. Intelligence Information for CVE-2022-48695

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Other References for CVE-2022-48695 (7)

Same Patch Batch · Linux · 2024-05-03 · 25 CVEs total

CVE-2022-48673 9.8 CRITICAL net/smc: Fix possible access to freed memory in link clear
CVE-2022-48686 9.8 CRITICAL nvme-tcp: fix UAF when detecting digest errors
CVE-2022-48697 9.8 CRITICAL nvmet: fix a use-after-free
CVE-2022-48674 7.8 HIGH erofs: fix pcluster use-after-free on UP platforms
CVE-2022-48702 7.8 HIGH ALSA: emu10k1: Fix out of bounds access in snd_emu10k1_pcm_channel_alloc()
CVE-2022-48692 7.5 HIGH RDMA/srp: Set scmnd->result only when scmnd is not NULL
CVE-2022-48694 7.5 HIGH RDMA/irdma: Fix drain SQ hang with no completion
CVE-2022-48696 7.1 HIGH regmap: spi: Reserve space for register address/padding
CVE-2022-48693 soc: brcmstb: pm-arm: Fix refcount leak and __iomem leak bugs
CVE-2022-48705 wifi: mt76: mt7921e: fix crash in chip reset fail
CVE-2022-48704 drm/radeon: add a force flush to delay work when radeon
CVE-2022-48690 ice: Fix DMA mappings leak
CVE-2022-48703 thermal/int340x_thermal: handle data_vault when the value is ZERO_SIZE_PTR
CVE-2022-48701 ALSA: usb-audio: Fix an out-of-bounds bug in __snd_usb_parse_audio_interface()
CVE-2022-48699 sched/debug: fix dentry leak in update_sched_domain_debugfs
CVE-2022-48698 drm/amd/display: fix memory leak when using debugfs_lookup()
CVE-2022-48670 peci: cpu: Fix use-after-free in adev_release()
CVE-2022-48691 netfilter: nf_tables: clean up hook list when offload flags check fails
CVE-2022-48689 tcp: TX zerocopy should not sense pfmemalloc status
CVE-2022-48688 i40e: Fix kernel crash during module removal

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-48695

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