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CVE-2024-56748— scsi: qedf: Fix a possible memory leak in qedf_alloc_and_init_sb()

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scsi:qedf模块中qedf_alloc_and_init_sb函数中的内存泄漏。

AI Predicted 3.3 Difficulty: Trivial EPSS 0.23% · P13

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 61d8658b4a435eac729966cc94cdda077a8df5cd< 97384449ddfc07f12ca75f510eb070020d7abb34 affected
61d8658b4a435eac729966cc94cdda077a8df5cd< a56777a3ef5b35e24a20c4418bcf88bad033807a affected
61d8658b4a435eac729966cc94cdda077a8df5cd< 64654bf5efb3f748e6fc41227adda689618ce9c4 affected
61d8658b4a435eac729966cc94cdda077a8df5cd< b514f45e0fe18d763a1afc34401b1585333cb329 affected
61d8658b4a435eac729966cc94cdda077a8df5cd< 7c1832287b21ff68c4e3625e63cc7619edf5908b affected
61d8658b4a435eac729966cc94cdda077a8df5cd< 0e04bd5a11dffe8c1c0e4c9fc79f7d3cd6182dd5 affected
61d8658b4a435eac729966cc94cdda077a8df5cd< 78a169dc69fbdaf114c40e2d56955bf6bd4fc3c0 affected
61d8658b4a435eac729966cc94cdda077a8df5cd< c62c30429db3eb4ced35c7fcf6f04a61ce3a01bb affected
… +10 more rows
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I. Basic Information for CVE-2024-56748

Vulnerability Information
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Vulnerability Title
scsi: qedf: Fix a possible memory leak in qedf_alloc_and_init_sb()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fix a possible memory leak in qedf_alloc_and_init_sb() Hook "qed_ops->common->sb_init = qed_sb_init" does not release the DMA memory sb_virt when it fails. Add dma_free_coherent() to free it. This is the same way as qedr_alloc_mem_sb() and qede_alloc_mem_sb().
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scsi:qedf模块中qedf_alloc_and_init_sb函数中的内存泄漏。
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 61d8658b4a435eac729966cc94cdda077a8df5cd ~ 97384449ddfc07f12ca75f510eb070020d7abb34 -
Linux Linux 4.11 -

II. Public POCs for CVE-2024-56748

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III. Intelligence Information for CVE-2024-56748

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Patches & Fixes for CVE-2024-56748 (8)

Same Patch Batch · Linux · 2024-12-29 · 39 CVEs total

CVE-2024-56719 10.0 CRITICAL net: stmmac: fix TSO DMA API usage causing oops
CVE-2024-56718 9.8 CRITICAL net/smc: protect link down work from execute after lgr freed
CVE-2024-56720 7.8 HIGH bpf, sockmap: Several fixes to bpf_msg_pop_data
CVE-2024-56740 7.8 HIGH nfs/localio: must clear res.replen in nfs_local_read_done
CVE-2024-56709 7.8 HIGH io_uring: check if iowq is killed before queuing
CVE-2024-56715 7.8 HIGH ionic: Fix netdev notifier unregister on failure
CVE-2024-56717 7.5 HIGH net: mscc: ocelot: fix incorrect IFH SRC_PORT field in ocelot_ifh_set_basic()
CVE-2024-56749 7.5 HIGH dlm: fix dlm_recover_members refcount on error
CVE-2024-56721 7.1 HIGH x86/CPU/AMD: Terminate the erratum_1386_microcode array
CVE-2024-56756 nvme-pci: fix freeing of the HMB descriptor table
CVE-2024-56742 vfio/mlx5: Fix an unwind issue in mlx5vf_add_migration_pages()
CVE-2024-56743 nfs_common: must not hold RCU while calling nfsd_file_put_local
CVE-2024-56755 netfs/fscache: Add a memory barrier for FSCACHE_VOLUME_CREATING
CVE-2024-56745 PCI: Fix reset_method_store() memory leak
CVE-2024-56744 f2fs: fix to avoid potential deadlock in f2fs_record_stop_reason()
CVE-2024-56746 fbdev: sh7760fb: Fix a possible memory leak in sh7760fb_alloc_mem()
CVE-2024-56747 scsi: qedi: Fix a possible memory leak in qedi_alloc_and_init_sb()
CVE-2024-56750 erofs: fix blksize < PAGE_SIZE for file-backed mounts
CVE-2024-56727 octeontx2-pf: handle otx2_mbox_get_rsp errors in otx2_flows.c
CVE-2024-56754 crypto: caam - Fix the pointer passed to caam_qi_shutdown()

Showing top 20 of 39 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-56748

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