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CVE-2026-72271— fbdev: i740fb: fix potential memory leak in i740fb_probe()

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 3.4版本存在安全漏洞，该漏洞源于i740fb_probe()函数中fb_videomode_to_modelist()分配的内存未在错误路径中释放，可能导致内存泄漏。

AI Predicted 5.5 Difficulty: Easy EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< d3776b1bf9c100873c7365bd31a67ed6caacbd82 affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< ccf073cd4a2f783adc40b04db3805dbddaaf9f31 affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< aebdbe61b3960cd22b8bb6e70e3d94fb3bbb202c affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< e1ecbaeec5fbf0b0e2d5810ec574f762d148771e affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< 3c0cf89b74e7b8ebc21a1542937c8e912d19f22b affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< 146b708bc75f1e6cf70df31195632c9946cb70fd affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< 2ede8fa708235c81ab18de14077f1a458bec7e22 affected
5350c65f4f15bbc111ffa629130d3f32cdd4ccf6< 5936063409af230a2c88b8700c47b89a19fd70b5 affected
… +10 more rows
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I. Basic Information for CVE-2026-72271

Vulnerability Information
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Vulnerability Title
fbdev: i740fb: fix potential memory leak in i740fb_probe()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: i740fb: fix potential memory leak in i740fb_probe() In i740fb_probe(), the memory allocated in fb_videomode_to_modelist() for modelist is not freed in the error paths. Fix that by calling fb_destroy_modelist().
Source: CVE Program / CVE List V5
CVSS Information
N/A
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 3.4版本存在安全漏洞，该漏洞源于i740fb_probe()函数中fb_videomode_to_modelist()分配的内存未在错误路径中释放，可能导致内存泄漏。
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 5350c65f4f15bbc111ffa629130d3f32cdd4ccf6 ~ d3776b1bf9c100873c7365bd31a67ed6caacbd82 -
Linux Linux 3.4 -

II. Public POCs for CVE-2026-72271

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III. Intelligence Information for CVE-2026-72271

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Patches & Fixes for CVE-2026-72271 (8)

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

CVE-2026-72408 10.0 CRITICAL geneve: gate GRO hint in geneve_gro_complete() on gs->gro_hint
CVE-2026-74309 10.0 CRITICAL vdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
CVE-2026-74280 10.0 CRITICAL crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
CVE-2026-74279 10.0 CRITICAL crypto: cavium/cpt - fix DMA cleanup using wrong loop index
CVE-2026-72407 10.0 CRITICAL geneve: validate inner network offset in geneve_gro_complete()
CVE-2026-74475 10.0 CRITICAL vxlan: use neigh_ha_snapshot() in route_shortcircuit()
CVE-2026-72421 10.0 CRITICAL ipv4: fib: Don't ignore error route in local/main tables.
CVE-2026-72493 9.9 CRITICAL net: serialize netif_running() check in enqueue_to_backlog()
CVE-2026-72477 9.8 CRITICAL fs/ntfs3: call _ntfs_bad_inode() when failing to rename
CVE-2026-74474 9.8 CRITICAL vxlan: use pskb_network_may_pull() for transmit path header pulls
CVE-2026-74401 9.8 CRITICAL dlm: fix add msg handle in send_queue ordered
CVE-2026-74269 9.8 CRITICAL bnxt: fix head underflow on XDP head-grow
CVE-2026-72473 9.8 CRITICAL xprtrdma: Decouple req recycling from RPC completion
CVE-2026-72472 9.8 CRITICAL nfs: use nfsi->rwsem to protect traversal of the file lock list
CVE-2026-72466 9.8 CRITICAL xprtrdma: Fix bcall rep leak and unbounded peek
CVE-2026-72463 9.8 CRITICAL xfrm: Fix dev use-after-free in xfrm async resumption
CVE-2026-72129 9.8 CRITICAL nvmet-rdma: handle inline data with a nonzero offset
CVE-2026-72130 9.8 CRITICAL nvmet-auth: reject short AUTH_RECEIVE buffers
CVE-2026-74406 9.8 CRITICAL vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().
CVE-2026-72209 9.8 CRITICAL ntfs: validate attribute values on lookup

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-2026-72271

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