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CVE-2026-72102— dm_early_create: fix freeing used table on dm_resume failure

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基金会开源的一个操作系统内核。 Linux kernel 5.1版本存在安全漏洞，该漏洞源于dm_early_create在dm_resume失败时尝试释放已被dm_swap_table实例化的表，可能导致内核异常。

CVSS 7.8 · High EPSS 0.16% · P6

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 6bbc923dfcf57d6b97388819a7393835664c7a8e< 3ba377a47a093cc19647ca7f102acd33a211d472 affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 72c3283a2abd60ecef295e02270f22ef1dfccd25 affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< d6066145347e14db84c35b445e309f095d0d8125 affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 259ce9e3fc3a3f8c4e393a2072b8f34302eb4d5a affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 5f6500d44a912d4aed664600966706d76b81d9af affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 92e3c93d60be1f2425738cd66dbadac7d6bc0cd1 affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 7d8ed7cb844df21e4d93af11250fb3a5cb861147 affected
6bbc923dfcf57d6b97388819a7393835664c7a8e< 366665416f20527ff7cad548a32d1ddf23195740 affected
… +10 more rows
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I. Basic Information for CVE-2026-72102

Vulnerability Information
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Vulnerability Title
dm_early_create: fix freeing used table on dm_resume failure
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dm_early_create: fix freeing used table on dm_resume failure If dm_resume fails, the kernel attempts to free table with dm_table_destroy, but the table was already instantiated with dm_swap_table. This commit skips the call to dm_table_destroy in this case.
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基金会开源的一个操作系统内核。 Linux kernel 5.1版本存在安全漏洞，该漏洞源于dm_early_create在dm_resume失败时尝试释放已被dm_swap_table实例化的表，可能导致内核异常。
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 6bbc923dfcf57d6b97388819a7393835664c7a8e ~ 3ba377a47a093cc19647ca7f102acd33a211d472 -
Linux Linux 5.1 -

II. Public POCs for CVE-2026-72102

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III. Intelligence Information for CVE-2026-72102

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Patches & Fixes for CVE-2026-72102 (8)

Same Patch Batch · Linux · 2026-08-15 · 845 CVEs total

CVE-2026-74475 10.0 CRITICAL vxlan: use neigh_ha_snapshot() in route_shortcircuit()
CVE-2026-74280 10.0 CRITICAL crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
CVE-2026-72407 10.0 CRITICAL geneve: validate inner network offset in geneve_gro_complete()
CVE-2026-72408 10.0 CRITICAL geneve: gate GRO hint in geneve_gro_complete() on gs->gro_hint
CVE-2026-72421 10.0 CRITICAL ipv4: fib: Don't ignore error route in local/main tables.
CVE-2026-74309 10.0 CRITICAL vdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
CVE-2026-74279 10.0 CRITICAL crypto: cavium/cpt - fix DMA cleanup using wrong loop index
CVE-2026-72493 9.9 CRITICAL net: serialize netif_running() check in enqueue_to_backlog()
CVE-2026-72381 9.8 CRITICAL ksmbd: fix use-after-free of fp->owner.name in durable handle owner check
CVE-2026-72393 9.8 CRITICAL eth: fbnic: don't cache shinfo across skb realloc
CVE-2026-74401 9.8 CRITICAL dlm: fix add msg handle in send_queue ordered
CVE-2026-74406 9.8 CRITICAL vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().
CVE-2026-72355 9.8 CRITICAL netfs: Fix barriering when walking subrequest list
CVE-2026-72339 9.8 CRITICAL qede: fix off-by-one in BD ring consumption on build_skb failure
CVE-2026-72211 9.8 CRITICAL ntfs: grow index root value before reparent header update
CVE-2026-72194 9.8 CRITICAL fs/ntfs3: add depth limit to indx_find_buffer to prevent stack overflow
CVE-2026-72351 9.8 CRITICAL gue: validate REMCSUM private option length
CVE-2026-72366 9.8 CRITICAL netfs: Fix netfs_create_write_req() to handle async cache object creation
CVE-2026-72098 9.8 CRITICAL dm-verity: fix buffer overflow in FEC calculation
CVE-2026-72083 9.8 CRITICAL scsi: target: core: Fix iSCSI ISID use-after-free in REGISTER AND MOVE

Showing top 20 of 845 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-72102

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