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CVE-2023-53397— modpost: fix off by one in is_executable_section()

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is_executable_section函数中存在差一错误，可能导致数组越界访问。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 52dc0595d540155436d91811f929bdc8afd6a2a1< 7ee557590bac154d324de446d1cd0444988bd511 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< 02dc8e8bdbe4412cfcf17ee3873e63fa5a55b957 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< cb0cdca5c979bc34c27602e2039562932c2591a4 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< 5e0424cd8a44b5f480feb06753cdf4e1f248d148 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< dd872d5576cc94528f427c7264c2c438928cc6d2 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< cade370efe2f9e2a79ea8587506ffe2b51ac6d2b affected
52dc0595d540155436d91811f929bdc8afd6a2a1< 8b2e77050b91199453bf19d0517b047b7339a9e3 affected
52dc0595d540155436d91811f929bdc8afd6a2a1< 3a3f1e573a105328a2cca45a7cfbebabbf5e3192 affected
… +10 more rows
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I. Basic Information for CVE-2023-53397

Vulnerability Information
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Vulnerability Title
modpost: fix off by one in is_executable_section()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: modpost: fix off by one in is_executable_section() The > comparison should be >= to prevent an out of bounds array access.
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is_executable_section函数中存在差一错误，可能导致数组越界访问。
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 52dc0595d540155436d91811f929bdc8afd6a2a1 ~ 7ee557590bac154d324de446d1cd0444988bd511 -
Linux Linux 4.1 -

II. Public POCs for CVE-2023-53397

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III. Intelligence Information for CVE-2023-53397

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Same Patch Batch · Linux · 2025-09-18 · 121 CVEs total

CVE-2022-50410 9.8 CRITICAL NFSD: Protect against send buffer overflow in NFSv2 READ
CVE-2022-50401 9.8 CRITICAL nfsd: under NFSv4.1, fix double svc_xprt_put on rpc_create failure
CVE-2023-53382 9.8 CRITICAL net/smc: Reset connection when trying to use SMCRv2 fails.
CVE-2022-50419 8.8 HIGH Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times
CVE-2022-50413 8.8 HIGH wifi: mac80211: fix use-after-free
CVE-2023-53431 8.8 HIGH scsi: ses: Handle enclosure with just a primary component gracefully
CVE-2023-53432 8.8 HIGH firewire: net: fix use after free in fwnet_finish_incoming_packet()
CVE-2023-53374 8.8 HIGH Bluetooth: hci_conn: fail SCO/ISO via hci_conn_failed if ACL gone early
CVE-2022-50386 8.8 HIGH Bluetooth: L2CAP: Fix user-after-free
CVE-2023-53372 8.2 HIGH sctp: fix a potential overflow in sctp_ifwdtsn_skip
CVE-2022-50399 7.8 HIGH media: atomisp: prevent integer overflow in sh_css_set_black_frame()
CVE-2023-53398 7.8 HIGH mlx5: fix possible ptp queue fifo use-after-free
CVE-2023-53394 7.8 HIGH net/mlx5e: xsk: Fix crash on regular rq reactivation
CVE-2022-50417 7.8 HIGH drm/panfrost: Fix GEM handle creation ref-counting
CVE-2023-53429 7.8 HIGH btrfs: don't check PageError in __extent_writepage
CVE-2023-53373 7.8 HIGH crypto: seqiv - Handle EBUSY correctly
CVE-2023-53387 7.8 HIGH scsi: ufs: core: Fix device management cmd timeout flow
CVE-2023-53378 7.8 HIGH drm/i915/dpt: Treat the DPT BO as a framebuffer
CVE-2023-53386 7.8 HIGH Bluetooth: Fix potential use-after-free when clear keys
CVE-2023-53426 7.8 HIGH xsk: Fix xsk_diag use-after-free error during socket cleanup

Showing top 20 of 121 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-53397

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