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CVE-2024-42242— mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE

EPSS 0.03% · P9
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I. Basic Information for CVE-2024-42242

Vulnerability Information
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Vulnerability Title
mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE blk_queue_max_segment_size() ensured: if (max_size < PAGE_SIZE) max_size = PAGE_SIZE; whereas: blk_validate_limits() makes it an error: if (WARN_ON_ONCE(lim->max_segment_size < PAGE_SIZE)) return -EINVAL; The change from one to the other, exposed sdhci which was setting maximum segment size too low in some circumstances. Fix the maximum segment size when it is too low.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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 mmc:sdhci 模块在某些情况下，设置的最大段大小过低，需要修正以确保其适当。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 616f8766179277324393f7b77e07f14cb3503825 ~ bf78b1accef46efd9b624967cb74ae8d3c215a2b -
LinuxLinux 6.9 -

II. Public POCs for CVE-2024-42242

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III. Intelligence Information for CVE-2024-42242

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Same Patch Batch · Linux · 2024-08-07 · 19 CVEs total

CVE-2024-42240x86/bhi: Avoid warning in #DB handler due to BHI mitigation
CVE-2024-42232libceph: fix race between delayed_work() and ceph_monc_stop()
CVE-2024-42234mm: fix crashes from deferred split racing folio migration
CVE-2024-42233filemap: replace pte_offset_map() with pte_offset_map_nolock()
CVE-2024-42235s390/mm: Add NULL pointer check to crst_table_free() base_crst_free()
CVE-2024-42236usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()
CVE-2024-42237firmware: cs_dsp: Validate payload length before processing block
CVE-2024-42238firmware: cs_dsp: Return error if block header overflows file
CVE-2024-42239bpf: Fail bpf_timer_cancel when callback is being cancelled
CVE-2024-42250cachefiles: add missing lock protection when polling
CVE-2024-42241mm/shmem: disable PMD-sized page cache if needed
CVE-2024-42244USB: serial: mos7840: fix crash on resume
CVE-2024-42243mm/filemap: make MAX_PAGECACHE_ORDER acceptable to xarray
CVE-2024-42245Revert "sched/fair: Make sure to try to detach at least one movable task"
CVE-2024-42246net, sunrpc: Remap EPERM in case of connection failure in xs_tcp_setup_socket
CVE-2024-42247wireguard: allowedips: avoid unaligned 64-bit memory accesses
CVE-2024-42249spi: don't unoptimize message in spi_async()
CVE-2024-42248tty: serial: ma35d1: Add a NULL check for of_node

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-42242

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