USN-6242-2: OpenSSH vulnerability

USN-6242-1 fixed a vulnerability in OpenSSH. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS. Original advisory details: It was discovered that OpenSSH incorrectly handled loading certain PKCS11 providers. If a user forwarded their...

USN-6265-1: RabbitMQ vulnerability

It was discovered that RabbitMQ incorrectly handled certain signed-in user credentials. An attacker could possibly use this issue to expose sensitive information...

USN-6264-1: WebKitGTK vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

USN-6262-1: Wireshark vulnerabilities

It was discovered that Wireshark did not properly handle certain NFS packages when certain configuration options were enabled. An attacker could possibly use this issue to cause Wireshark to crash, resulting in a denial of service. CVE-2020-13164 It was discovered that Wireshark did not properly...

USN-6261-1: Linux kernel (IoT) vulnerabilities

It was discovered that the IP-VLAN network driver for the Linux kernel did not properly initialize memory in some situations, leading to an out-of- bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-3090 Sh...

USN-6256-1: Linux kernel (IoT) vulnerabilities

Jiasheng Jiang discovered that the HSA Linux kernel driver for AMD Radeon GPU devices did not properly validate memory allocation in certain situations, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2022-3108...

USN-6260-1: Linux kernel vulnerabilities

It was discovered that the NTFS file system implementation in the Linux kernel did not properly check buffer indexes in certain situations, leading to an out-of-bounds read vulnerability. A local attacker could possibly use this to expose sensitive information kernel memory. CVE-2022-48502...

USN-6259-1: Open-iSCSI vulnerabilities

Jos Wetzels, Stanislav Dashevskyi, and Amine Amri discovered that Open-iSCSI incorrectly handled certain checksums for IP packets. An attacker could possibly use this issue to expose sensitive information. CVE-2020-13987 Jos Wetzels, Stanislav Dashevskyi, Amine Amri discovered that Open-iSCSI...

USN-5193-3: X.Org X Server vulnerabilities

USN-5193-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain inputs. An attacker could use this issue to cause the server to crash,...

USN-6258-1: LLVM Toolchain vulnerabilities

It was discovered that LLVM Toolchain did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted MLIR file, an attacker could possibly use this issue to cause LLVM Toolchain to crash, resulting in a denial of service. CVE-2023-29932,...

USN-6257-1: Open VM Tools vulnerability

It was discovered that Open VM Tools incorrectly handled certain authentication requests. A fully compromised ESXi host can force Open VM Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine. CVE-2023-20867...

USN-6255-1: Linux kernel (Intel IoTG) vulnerabilities

It was discovered that the IP-VLAN network driver for the Linux kernel did not properly initialize memory in some situations, leading to an out-of- bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-3090...

USN-6254-1: Linux kernel vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that syscalls invoking the doprlimit function in the Linux kernel did not properly handle speculative execution barriers. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0458 It was discovered that a race...

USN-6253-1: libvirt vulnerability

It wad discovered that libvirt incorrectly handled locking when processing certain requests. A local attacker could possibly use this issue to cause libvirt to stop responding or crash, resulting in a denial of service...

USN-6252-1: Linux kernel vulnerabilities

It was discovered that the ext4 file system implementation in the Linux kernel contained a use-after-free vulnerability. An attacker could use this to construct a malicious ext4 file system image that, when mounted, could cause a denial of service system crash. CVE-2022-1184 It was discovered tha...

USN-6251-1: Linux kernel vulnerabilities

It was discovered that the IP-VLAN network driver for the Linux kernel did not properly initialize memory in some situations, leading to an out-of- bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-3090 Sh...

USN-5807-3: libXpm vulnerability

USN-5807-1 fixed a vulnerability in libXpm. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Marco Ivaldi discovered that libXpm incorrectly handled certain XPM files. If a user or automated system were tricked into opening a specially crafted XPM fil...

USN-6250-1: Linux kernel vulnerabilities

Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. CVE-2023-2640 It was discovered that the IP-VLAN...

USN-6249-1: Linux kernel (OEM) vulnerabilities

Ruihan Li discovered that the memory management subsystem in the Linux kernel contained a race condition when accessing VMAs in certain conditions, leading to a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service system crash or execute arbitrary...

USN-6248-1: Linux kernel (OEM) vulnerabilities

It was discovered that the network queuing discipline implementation in the Linux kernel contained a null pointer dereference in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2022-47929 It was discovered that a race condition existed in Adreno GPU...

USN-6247-1: Linux kernel (OEM) vulnerabilities

David Leadbeater discovered that the netfilter IRC protocol tracking implementation in the Linux Kernel incorrectly handled certain message payloads in some situations. A remote attacker could possibly use this to cause a denial of service or bypass firewall filtering. CVE-2022-2663 It was...

USN-6246-1: Linux kernel vulnerabilities

It was discovered that the IP-VLAN network driver for the Linux kernel did not properly initialize memory in some situations, leading to an out-of- bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-3090...

USN-6245-1: Trove vulnerabilities

Adam Bell discovered that Trove incorrectly handled arguments to the backup command. A remote attacker could possibly use this issue to execute arbitrary code...

USN-6244-1: AMD Microcode vulnerability

Tavis Ormandy discovered that some AMD processors did not properly handle speculative execution of certain vector register instructions. A local attacker could use this to expose sensitive information...

USN-6129-2: Avahi vulnerability

USN-6129-1 fixed a vulnerability in Avahi. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Avahi incorrectly handled certain DBus messages. A local attacker could possibly use this issue t...

USN-6203-2: Django vulnerability

USN-6203-1 fixed a vulnerability in Django. This update provides the corresponding update for Ubuntu 18.04 ESM. Original advisory details: Seokchan Yoon discovered that Django incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause Django to consu...

LSN-0096-1: Kernel Live Patch Security Notice

It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux kernel did not properly perform data buffer size validation in some situations. A physically proximate attacker could use this to craft a malicious USB device that when inserted, could cause a denial of service system crash ...

USN-6243-1: Graphite-Web vulnerabilities

It was discovered that Graphite-Web incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to perform server-side request forgery and obtain sensitive information. This issue on...

USN-6242-1: OpenSSH vulnerability

It was discovered that OpenSSH incorrectly handled loading certain PKCS11 providers. If a user forwarded their ssh-agent to an untrusted system, a remote attacker could possibly use this issue to load arbitrary libraries from the user's system and execute arbitrary code...

USN-6241-1: OpenStack vulnerability

Jan Wasilewski and Gorka Eguileor discovered that OpenStack incorrectly handled deleted volume attachments. An authenticated user or attacker could possibly use this issue to gain access to sensitive information. This update may require configuration changes, please see the upstream advisory and...

USN-6240-1: FRR vulnerability

It was discovered that FRR incorrectly handled certain messages. An attacker could possibly use this issue to cause a denial of service...

USN-6232-1: wkhtmltopdf vulnerability

It was discovered that wkhtmltopdf was not properly enforcing the same-origin policy when processing certain HTML files. If a user or automated system using wkhtmltopdf were tricked into processing a specially crafted HTML file, an attacker could possibly use this issue to expose sensitive...

USN-6239-1: ECDSA Util vulnerability

It was discovered that ECDSA Util did not properly verify certain signature values. An attacker could possibly use this issue to bypass signature verification...

USN-6237-2: curl regression

USN-6237-1 fixed vulnerabilities in curl. The update caused a certificate wildcard handling regression on Ubuntu 22.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Hiroki Kurosawa discovered that curl incorrectly handled validating certain...

USN-6238-1: Samba vulnerabilities

It was discovered that Samba incorrectly handled Winbind NTLM authentication responses. An attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. CVE-2022-2127 Andreas Schneider discovered that Samba incorrectly enforced SMB2 packet signing. A remote...

USN-6237-1: curl vulnerabilities

Hiroki Kurosawa discovered that curl incorrectly handled validating certain certificate wildcards. A remote attacker could possibly use this issue to spoof certain website certificates using IDN hosts. CVE-2023-28321 Hiroki Kurosawa discovered that curl incorrectly handled callbacks when certain...

USN-6236-1: ConnMan vulnerabilities

It was discovered that ConnMan could be made to write out of bounds. A remote attacker could possibly use this issue to cause ConnMan to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. CVE-2021-26675,...

USN-6233-1: YAJL vulnerabilities

It was discovered that YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a user or automated system using YAJL were tricked into processing specially crafted input, an attacker could possibly use this issue to cause a denial of service application...

USN-6235-1: Linux kernel (OEM) vulnerabilities

It was discovered that the NTFS file system implementation in the Linux kernel contained a null pointer dereference in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2022-4842 Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel di...

USN-6183-2: Bind vulnerability

USN-6183-1 fixed vulnerabilities in Bind. This update provides the corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Shoham Danino, Anat Bremler-Barr, Yehuda Afek, and Yuval Shavitt discovered that Bind incorrectly handled the cache size...

USN-6234-1: Linux kernel (Xilinx ZynqMP) vulnerability

Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2023-35788, LP: 2023577 It was discovered that for some...

USN-6078-2: libwebp vulnerability

USN-6078-1 fixed a vulnerability in libwebp. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: Irvan Kurniawan discovered that libwebp incorrectly handled certain memory operations. If a user or automated system were tricked into opening a specially...

USN-6184-2: CUPS vulnerability

USN-6184-1 fixed a vulnerability in CUPS. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that CUPS incorrectly handled certain memory operations. An attacker could possibly use this issue to cause CUPS to cras...

USN-6231-1: Linux kernel (OEM) vulnerabilities

It was discovered that the XFS file system implementation in the Linux kernel did not properly perform metadata validation when mounting certain images. An attacker could use this to specially craft a file system image that, when mounted, could cause a denial of service system crash. CVE-2023-212...

USN-6230-1: PostgreSQL vulnerability

Alexander Lakhin discovered that PostgreSQL incorrectly handled certain CREATE privileges. An authenticated user could possibly use this issue to execute arbitrary code as the bootstrap supervisor...

USN-6229-1: LibTIFF vulnerabilities

It was discovered that LibTIFF was not properly handling variables used to perform memory management operations when processing an image through tiffcrop, which could lead to a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

USN-6228-1: Linux kernel vulnerabilities

It was discovered that the XFS file system implementation in the Linux kernel did not properly perform metadata validation when mounting certain images. An attacker could use this to specially craft a file system image that, when mounted, could cause a denial of service system crash. CVE-2023-212...

USN-6227-1: SpiderMonkey vulnerabilities

Several security issues were discovered in the SpiderMonkey JavaScript library. If a user were tricked into opening malicious JavaScript applications or processing malformed data, a remote attacker could exploit a variety of issues related to JavaScript security, including denial of service...

USN-6226-1: SciPy vulnerabilities

It was discovered that SciPy did not properly manage memory operations during reference counting. An attacker could possibly use this issue to cause a denial of service. CVE-2023-25399 A use-after-free was discovered in SciPy when handling reference counts. An attacker could possibly use this to...

USN-6225-1: Knot Resolver vulnerability

It was discovered that Knot Resolver did not correctly handle certain client options. A remote attacker could send requests to malicous domains and cause a denial of service...