CVE-2024-39475— fbdev: savage: Handle err return when savagefb_check_var failed
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 26
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 224453de8505aede1890f007be973925a3edf6a1< be754cbd77eaf2932408a4e18532e4945274a5c7 | affected |
84dce0f6a4cc5b7bfd7242ef9290db8ac1dd77ff< 86435f39c18967cdd937d7a49ba539cdea7fb547 | affected | ||
512ee6d6041e007ef5bf200c6e388e172a2c5b24< 32f92b0078ebf79dbe4827288e0acb50d89d3d5b | affected | ||
8c54acf33e5adaad6374bf3ec1e3aff0591cc8e1< 4b2c67e30b4e1d2ae19dba8b8e8f3b5fd3cf8089 | affected | ||
070398d32c5f3ab0e890374904ad94551c76aec4< edaa57480b876e8203b51df7c3d14a51ea6b09e3 | affected | ||
bc3c2e58d73b28b9a8789fca84778ee165a72d13< b8385ff814ca4cb7e63789841e6ec2a14c73e1e8 | affected | ||
04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288< 5f446859bfa46df0ffb34149499f48a2c2d8cd95 | affected | ||
04e5eac8f3ab2ff52fa191c187a46d4fdbc1e288< 6ad959b6703e2c4c5d7af03b4cfd5ff608036339 | affected | ||
| … +18 more rows | |||
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I. Basic Information for CVE-2024-39475
Vulnerability Information
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Vulnerability Title
fbdev: savage: Handle err return when savagefb_check_var failed
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: savage: Handle err return when savagefb_check_var failed The commit 04e5eac8f3ab("fbdev: savage: Error out if pixclock equals zero") checks the value of pixclock to avoid divide-by-zero error. However the function savagefb_probe doesn't handle the error return of savagefb_check_var. When pixclock is 0, it will cause divide-by-zero error.
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，该漏洞源于出现除以零的错误。
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
II. Public POCs for CVE-2024-39475
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Other References for CVE-2024-39475 (8)
Same Patch Batch · Linux · 2024-07-05 · 14 CVEs total
| CVE-2024-39480 | 8.4 HIGH | kdb: Fix buffer overflow during tab-complete |
| CVE-2024-39482 | 7.8 HIGH | bcache: fix variable length array abuse in btree_iter |
| CVE-2024-39481 | 7.8 HIGH | media: mc: Fix graph walk in media_pipeline_start |
| CVE-2024-39479 | 7.8 HIGH | drm/i915/hwmon: Get rid of devm |
| CVE-2024-39478 | 7.8 HIGH | crypto: starfive - Do not free stack buffer |
| CVE-2024-39477 | 7.8 HIGH | mm/hugetlb: do not call vma_add_reservation upon ENOMEM |
| CVE-2024-39472 | 7.3 HIGH | xfs: fix log recovery buffer allocation for the legacy h_size fixup |
| CVE-2024-39483 | 7.1 HIGH | KVM: SVM: WARN on vNMI + NMI window iff NMIs are outright masked |
| CVE-2024-39485 | media: v4l: async: Properly re-initialise notifier entry in unregister | |
| CVE-2024-39484 | mmc: davinci: Don't strip remove function when driver is builtin | |
| CVE-2024-39476 | md/raid5: fix deadlock that raid5d() wait for itself to clear MD_SB_CHANGE_PENDING | |
| CVE-2024-39474 | mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL | |
| CVE-2024-39473 | ASoC: SOF: ipc4-topology: Fix input format query of process modules without base extension |
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
Same vendor: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
V. Comments for CVE-2024-39475
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