CVE-2021-4442 tcp: add sanity tests to TCP_QUEUE_SEQ

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity tests to TCPQUEUESEQ Qingyu Li reported a syzkaller bug where the repro changes RCV SEQ after restoring data in the receive queue. mprotect0x4aa000, 12288, PROTREAD = 0 mmap0x1ffff000, 4096, PROTNONE,...

CVE-2021-4442

CVE-2021-4442 – The Linux kernel TCP stack vulnerability described as: a syzkaller repro could cause RCV_SEQ to be advanced after data restoration in the receive queue, enabling an out-of-order or invalid sequence handling when TCP_QUEUE_SEQ is used on non-empty queues. The connected documents (A...

bind9: bind: SIG(0) can be used to exhaust CPU resources

A flaw was found in the bind9 package, where if a DNS server hosts a zone containing a "KEY" resource record or a DNS resolver utilizes the DNSSEC validate feature to validate a "KEY" resource record, a malicious client could exhaust the CPU resourced from the resolver by sending a stream of SIG0...

CVE-2024-44943 mm: gup: stop abusing try_grab_folio

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

Fedora 39 : dovecot (2024-ba5bb9f63a)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-ba5bb9f63a advisory. - CVE-2024-23184: A large number of address headers in email resulted in excessive CPU usage. - CVE-2024-23185: Abnormally large email headers are n...

Fedora 40 : dovecot (2024-e23e8a3f1e)

The remote Fedora 40 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-e23e8a3f1e advisory. - CVE-2024-23184: A large number of address headers in email resulted in excessive CPU usage. - CVE-2024-23185: Abnormally large email headers are n...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as havi...

bind9: bind: SIG(0) can be used to exhaust CPU resources

A flaw was found in the bind9 package, where if a DNS server hosts a zone containing a "KEY" resource record or a DNS resolver utilizes the DNSSEC validate feature to validate a "KEY" resource record, a malicious client could exhaust the CPU resourced from the resolver by sending a stream of SIG0...

Important: Red Hat Security Advisory: bind and bind-dyndb-ldap security update

An update for bind and bind-dyndb-ldap is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severi...

CVE-2024-43890

An integer overflow vulnerability was found in the getfreeelt function in the Linux Kernel's tracing subsystem, which is part of the tracing map logic. A local attacker with access to the tracing subsystem could exploit this vulnerability to cause a CPU hang, leading to a denial of service DoS...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

bind9: bind: SIG(0) can be used to exhaust CPU resources

A flaw was found in the bind9 package, where if a DNS server hosts a zone containing a "KEY" resource record or a DNS resolver utilizes the DNSSEC validate feature to validate a "KEY" resource record, a malicious client could exhaust the CPU resourced from the resolver by sending a stream of SIG0...

SUSE CVE-2024-43890

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix overflow in getfreeelt "tracingmap-nextelt" in getfreeelt is at risk of overflowing. Once it overflows, new elements can still be inserted into the tracingmap even though the maximum number of elements maxelts has be...

RHEL 7 : bind (RHSA-2024:5894)

"The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:5894 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named...

bind9: bind: SIG(0) can be used to exhaust CPU resources

A flaw was found in the bind9 package, where if a DNS server hosts a zone containing a "KEY" resource record or a DNS resolver utilizes the DNSSEC validate feature to validate a "KEY" resource record, a malicious client could exhaust the CPU resourced from the resolver by sending a stream of SIG0...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as havi...

CVE-2024-44941

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to cover read extent cache access with lock syzbot reports a f2fs bug as below: BUG: KASAN: slab-use-after-free in sanitycheckextentcache+0x370/0x410 fs/f2fs/extentcache.c:46 Read of size 4 at addr ffff8880739ab220 by...

CVE-2024-43895

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2024-43890

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix overflow in getfreeelt "tracingmap-nextelt" in getfreeelt is at risk of overflowing. Once it overflows, new elements can still be inserted into the tracingmap even though the maximum number of elements maxelts has be...

CVE-2024-43899

CVE-2024-43899 affects the Linux kernel’s DRM AMD display path. The vulnerability is a NULL pointer dereference in dcn20_resource.c that can cause a hang when MPV runs on a DCN401 dGPU, specifically during fullscreen playback after enabling fullscreen (double click). Affected component/function c...