ghsa-cc9v-j5mh-4rvx
Vulnerability from github
In the Linux kernel, the following vulnerability has been resolved:
arm64: dts: imx8mm-verdin: Do not power down eth-phy
Currently if suspending using either freeze or memory state, the fec driver tries to power down the phy which leads to crash of the kernel and non-responsible kernel with the following call trace:
[ 24.839889 ] Call trace: [ 24.839892 ] phy_error+0x18/0x60 [ 24.839898 ] kszphy_handle_interrupt+0x6c/0x80 [ 24.839903 ] phy_interrupt+0x20/0x2c [ 24.839909 ] irq_thread_fn+0x30/0xa0 [ 24.839919 ] irq_thread+0x178/0x2c0 [ 24.839925 ] kthread+0x154/0x160 [ 24.839932 ] ret_from_fork+0x10/0x20
Since there is currently no functionality in the phy subsystem to power down phys let's just disable the feature of powering-down the ethernet phy.
{ "affected": [], "aliases": [ "CVE-2023-52985" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2025-03-27T17:15:45Z", "severity": null }, "details": "In the Linux kernel, the following vulnerability has been resolved:\n\narm64: dts: imx8mm-verdin: Do not power down eth-phy\n\nCurrently if suspending using either freeze or memory state, the fec\ndriver tries to power down the phy which leads to crash of the kernel\nand non-responsible kernel with the following call trace:\n\n[ 24.839889 ] Call trace:\n[ 24.839892 ] phy_error+0x18/0x60\n[ 24.839898 ] kszphy_handle_interrupt+0x6c/0x80\n[ 24.839903 ] phy_interrupt+0x20/0x2c\n[ 24.839909 ] irq_thread_fn+0x30/0xa0\n[ 24.839919 ] irq_thread+0x178/0x2c0\n[ 24.839925 ] kthread+0x154/0x160\n[ 24.839932 ] ret_from_fork+0x10/0x20\n\nSince there is currently no functionality in the phy subsystem to power\ndown phys let\u0027s just disable the feature of powering-down the ethernet\nphy.", "id": "GHSA-cc9v-j5mh-4rvx", "modified": "2025-03-27T18:31:26Z", "published": "2025-03-27T18:31:26Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52985" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/0bdd5a7b517f16fdffc444be6516c45788548d08" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/39c95d0c357d7ef76aea958c1bece6b24f9b2e7e" } ], "schema_version": "1.4.0", "severity": [] }
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