CVE-2008-2812

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kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/."}, {"lang": "es", "value": "El n\u00facleo de Linux anterior a 2.6.25.10, no realiza de forma adecuada las operaciones tty, esto permite a usuarios locales provocar una denegaci\u00f3n de servicio (ca\u00edda del sistema) o posiblemente obtener privilegios mediante vectores que contienen referencias a puntero NULO en los punteros a funciones en (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, y (8) wireless/strip.c en drivers/net/."}], "id": "CVE-2008-2812", "lastModified": "2026-06-16T22:54:32.157", 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{"affected_release": [{"advisory": "RHSA-2008:0973", "cpe": "cpe:/o:redhat:enterprise_linux:3", "package": "kernel-0:2.4.21-58.EL", "product_name": "Red Hat Enterprise Linux 3", "release_date": "2008-12-17T00:00:00Z"}, {"advisory": "RHSA-2008:0665", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-78.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2008-07-24T00:00:00Z"}, {"advisory": "RHSA-2008:0612", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-92.1.10.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-08-04T00:00:00Z"}], "bugzilla": {"description": "kernel: NULL ptr dereference in multiple network drivers due to missing checks in tty code", "id": "453419", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=453419"}, "csaw": false, "details": ["The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/."], "name": "CVE-2008-2812", "public_date": "2008-04-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2008-2812\nhttps://nvd.nist.gov/vuln/detail/CVE-2008-2812"], "threat_severity": "Moderate"}

{}