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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Thu, 08 Oct 2026 03:59:47 +0000</lastBuildDate>
    <item>
      <title>CVE-2024-57800 — ALSA: memalloc: prefer dma_mapping_error() over explicit address checking</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2024-57800</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;ALSA: memalloc: prefer dma_mapping_error() over explicit address checking&lt;/p&gt;
&lt;p&gt;With CONFIG_DMA_API_DEBUG enabled, the following warning is observed:&lt;/p&gt;
&lt;p&gt;DMA-API: snd_hda_intel 0000:03:00.1: device driver failed to check map error[device address=0x00000000ffff0000] [size=20480 bytes] [mapped as single]
WARNING: CPU: 28 PID: 2255 at kernel/dma/debug.c:1036 check_unmap+0x1408/0x2430
CPU: 28 UID: 42 PID: 2255 Comm: wireplumber Tainted: G  W L  6.12.0-10-133577cad6bf48e5a7848c4338124081393bfe8a+ #759
debug_dma_unmap_page+0xe9/0xf0
snd_dma_wc_free+0x85/0x130 [snd_pcm]
snd_pcm_lib_free_pages+0x1e3/0x440 [snd_pcm]
snd_pcm_common_ioctl+0x1c9a/0x2960 [snd_pcm]
snd_pcm_ioctl+0x6a/0xc0 [snd_pcm]
...&lt;/p&gt;
&lt;p&gt;Check for returned DMA addresses using specialized dma_mapping_error()
helper which is generally recommended for this purpose by
Documentation/core-api/dma-api.rst.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;ALSA: memalloc: prefer dma_mapping_error() over explicit address checking&lt;/p&gt;
&lt;p&gt;With CONFIG_DMA_API_DEBUG enabled, the following warning is observed:&lt;/p&gt;
&lt;p&gt;DMA-API: snd_hda_intel 0000:03:00.1: device driver failed to check map error[device address=0x00000000ffff0000] [size=20480 bytes] [mapped as single]
WARNING: CPU: 28 PID: 2255 at kernel/dma/debug.c:1036 check_unmap+0x1408/0x2430
CPU: 28 UID: 42 PID: 2255 Comm: wireplumber Tainted: G  W L  6.12.0-10-133577cad6bf48e5a7848c4338124081393bfe8a+ #759
debug_dma_unmap_page+0xe9/0xf0
snd_dma_wc_free+0x85/0x130 [snd_pcm]
snd_pcm_lib_free_pages+0x1e3/0x440 [snd_pcm]
snd_pcm_common_ioctl+0x1c9a/0x2960 [snd_pcm]
snd_pcm_ioctl+0x6a/0xc0 [snd_pcm]
...&lt;/p&gt;
&lt;p&gt;Check for returned DMA addresses using specialized dma_mapping_error()
helper which is generally recommended for this purpose by
Documentation/core-api/dma-api.rst.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2024-57800</guid>
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