CVE-2026-23076

{"id": "CVE-2026-23076", "cveTags": [], "metrics": {}, "published": "2026-02-04T17:16:18.340", "references": [{"url": "https://git.kernel.org/stable/c/61006c540cbdedea83b05577dc7fb7fa18fe1276", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6524205326e0c1a21263b5c14e48e14ef7e449ae", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/873e2360d247eeee642878fcc3398babff7e387c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8c1d09806e1441bc6a54b9a4f2818918046d5174", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a8c42d11b0526a89192bd2f79facb4c60c8a1f38", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/afca7ff5d5d4d63a1acb95461f55ca9a729feedf", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d77ba72558cd66704f0fb7e0969f697e87c0f71c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Awaiting Analysis", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: ctxfi: Fix potential OOB access in audio mixer handling\n\nIn the audio mixer handling code of ctxfi driver, the conf field is\nused as a kind of loop index, and it's referred in the index callbacks\n(amixer_index() and sum_index()).\n\nAs spotted recently by fuzzers, the current code causes OOB access at\nthose functions.\n| UBSAN: array-index-out-of-bounds in /build/reproducible-path/linux-6.17.8/sound/pci/ctxfi/ctamixer.c:347:48\n| index 8 is out of range for type 'unsigned char [8]'\n\nAfter the analysis, the cause was found to be the lack of the proper\n(re-)initialization of conj field.\n\nThis patch addresses those OOB accesses by adding the proper\ninitializations of the loop indices."}], "lastModified": "2026-02-06T17:16:23.520", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}