{"id":"CVE-2024-26598","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache\n\nThere is a potential UAF scenario in the case of an LPI translation\ncache hit racing with an operati…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache\n\nThere is a potential UAF scenario in the case of an LPI translation\ncache hit racing with an operati…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-416","CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.4, < 5.4.269","linux_kernel >= 5.5, < 5.10.209","linux_kernel >= 5.11, < 5.15.148","linux_kernel >= 5.16, < 6.1.75","linux_kernel >= 6.2, < 6.6.14","linux_kernel >= 6.7, < 6.7.2","debian_linux = 10.0"],"patched":["linux_kernel 6.7.2"],"published":"2024-02-23","updated":"2026-08-04","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-26598","references":[{"url":"https://git.kernel.org/stable/c/12c2759ab1343c124ed46ba48f27bd1ef5d2dff4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/65b201bf3e9af1b0254243a5881390eda56f72d1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ad362fe07fecf0aba839ff2cc59a3617bd42c33f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ba7be666740847d967822bed15500656b26bc703","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d04acadb6490aa3314f9c9e087691e55de153b88","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/dba788e25f05209adf2b0175eb1691dc89fb1ba6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/dd3956a1b3dd11f46488c928cb890d6937d1ca80","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/12c2759ab1343c124ed46ba48f27bd1ef5d2dff4","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/65b201bf3e9af1b0254243a5881390eda56f72d1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/ad362fe07fecf0aba839ff2cc59a3617bd42c33f","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/ba7be666740847d967822bed15500656b26bc703","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/d04acadb6490aa3314f9c9e087691e55de153b88","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/dba788e25f05209adf2b0175eb1691dc89fb1ba6","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/dd3956a1b3dd11f46488c928cb890d6937d1ca80","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.0024,"epssPercentile":0.13378,"ingestedAt":"2026-08-04T11:39:45.530Z","slug":"CVE-2024-26598","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache\n\nThere is a potential UAF scenario in the case of an LPI translation\ncache hit racing with an operation that invalidates the cache, such\nas a DISCARD ITS command. The root of the problem is that\nvgic_its_check_cache() does not elevate the refcount on the vgic_irq\nbefore dropping the lock that serializes refcount changes.\n\nHave vgic_its_check_cache() raise the refcount on the returned vgic_irq\nand add the corresponding decrement after queueing the interrupt.\n\n## Affected\n\n- `linux_kernel >= 5.4, < 5.4.269`\n- `linux_kernel >= 5.5, < 5.10.209`\n- `linux_kernel >= 5.11, < 5.15.148`\n- `linux_kernel >= 5.16, < 6.1.75`\n- `linux_kernel >= 6.2, < 6.6.14`\n- `linux_kernel >= 6.7, < 6.7.2`\n- `debian_linux = 10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.7.2`","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}