USN-6500-2: Squid vulnerabilities

USN-6500-1 fixed several vulnerabilities in Squid. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Joshua Rogers discovered that Squid incorrectly handled the Gopher protocol. A remote attacker could possibly use this issue to...

USN-6544-1: GNU binutils vulnerabilities

It was discovered that GNU binutils incorrectly handled certain COFF files. An attacker could possibly use this issue to cause a crash or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. CVE-2022-38533 It was discovered that GNU binutils was not properly performing bounds checks...

USN-6543-1: GNU Tar vulnerability

It was discovered that tar incorrectly handled extended attributes in PAX archives. An attacker could use this issue to cause tar to crash, resulting in a denial of service...

USN-6542-1: TinyXML vulnerability

Wang Zhong discovered that TinyXML 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 cause a denial of service...

USN-6541-1: GNU C Library vulnerabilities

It was discovered that the GNU C Library was not properly handling certain memory operations. An attacker could possibly use this issue to cause a denial of service application crash. CVE-2023-4806, CVE-2023-4813 It was discovered that the GNU C library was not properly implementing a fix for...

USN-6522-2: FreeRDP vulnerabilities

USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker...

USN-6540-1: BlueZ vulnerability

It was discovered that BlueZ did not properly restrict non-bonded devices from injecting HID events into the input subsystem. This could allow a physically proximate attacker to inject keystrokes and execute arbitrary commands whilst the device is discoverable...

USN-6539-1: python-cryptography vulnerabilities

It was discovered that the python-cryptography Cipher.updateinto function would incorrectly accept objects with immutable buffers. This would result in corrupted output, contrary to expectations. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. CVE-2023-23931 It was...

USN-6538-1: PostgreSQL vulnerabilities

Jingzhou Fu discovered that PostgreSQL incorrectly handled certain unknown arguments in aggregate function calls. A remote attacker could possibly use this issue to obtain sensitive information. CVE-2023-5868 Pedro Gallegos discovered that PostgreSQL incorrectly handled modifying certain SQL arra...

USN-6537-1: Linux kernel (GCP) vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Lucas Leong discovered that the netfilter subsystem in the...

USN-6536-1: Linux kernel vulnerabilities

Lucas Leong discovered that the netfilter subsystem in the Linux kernel did not properly validate some attributes passed from userspace. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory. CVE-2023-39189 Kyle Zeng...

USN-6535-1: curl vulnerabilities

Harry Sintonen discovered that curl incorrectly handled mixed case cookie domains. A remote attacker could possibly use this issue to set cookies that get sent to different and unrelated sites and domains. CVE-2023-46218 Maksymilian Arciemowicz discovered that curl incorrectly handled long file...

USN-6463-2: Open VM Tools vulnerabilities

USN-6463-1 fixed vulnerabilities in Open VM Tools. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker with Guest Operations privileges could...

USN-6534-1: Linux kernel vulnerabilities

It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of service system crash. CVE-2023-37453 Lin Ma...

USN-6533-1: Linux kernel (OEM) vulnerabilities

Tom Dohrmann discovered that the Secure Encrypted Virtualization SEV implementation for AMD processors in the Linux kernel contained a race condition when accessing MMIO registers. A local attacker in a SEV guest VM could possibly use this to cause a denial of service system crash or possibly...

USN-6532-1: Linux kernel vulnerabilities

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. CVE-2023-20593 Yu Hao discovered that the UBI driver in the Linux kernel did not properly check...

USN-6531-1: Redis vulnerabilities

Seiya Nakata and Yudai Fujiwara discovered that Redis incorrectly handled certain specially crafted Lua scripts. An attacker could possibly use this issue to cause heap corruption and execute arbitrary code. CVE-2022-24834 SeungHyun Lee discovered that Redis incorrectly handled specially crafted...

USN-6530-1: HAProxy vulnerability

It was discovered that HAProxy incorrectly handled URI components containing the hash character . A remote attacker could possibly use this issue to obtain sensitive information, or to bypass certain pathend rules...

USN-6529-1: Request Tracker vulnerabilities

It was discovered that Request Tracker 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 obtain sensitive information. CVE-2021-38562, CVE-2022-25802, CVE-2023-41259,...

USN-6509-2: Firefox regressions

USN-6509-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted...

USN-6494-2: Linux kernel vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Lucas Leong discovered that the netfilter subsystem in the...

USN-6495-2: Linux kernel vulnerabilities

Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service system crash. CVE-2023-31085 Manfred Rudigier discovered that the IntelR PCI-Express Gigab...

USN-6496-2: Linux kernel vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao discover...

USN-6502-4: Linux kernel vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao discover...

USN-6528-1: OpenJDK 8 vulnerabilities

It was discovered that the HotSpot VM implementation in OpenJDK did not properly validate bytecode blocks in certain situations. An attacker could possibly use this to cause a denial of service. CVE-2022-40433 Carter Kozak discovered that OpenJDK, when compiling with AVX-512 instruction support...

USN-6527-1: OpenJDK vulnerabilities

Carter Kozak discovered that OpenJDK, when compiling with AVX-512 instruction support enabled, could produce code that resulted in memory corruption in certain situations. An attacker targeting applications built in this way could possibly use this to cause a denial of service or execute arbitrar...

USN-6526-1: GStreamer Bad Plugins vulnerabilities

It was discovered that GStreamer Bad Plugins incorrectly handled certain media files. A remote attacker could use this issue to cause GStreamer Bad Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6519-2: EC2 hibagent update

USN-6519-1 added IMDSv2 support to EC2 hibagent. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol and is no longer recommended...

USN-6525-1: pysha3 vulnerability

Nicky Mouha discovered that pysha incorrectly handled certain SHA-3 operations. An attacker could possibly use this issue to cause pysha3 to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6524-1: PyPy vulnerability

Nicky Mouha discovered that PyPy incorrectly handled certain SHA-3 operations. An attacker could possibly use this issue to cause PyPy to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6523-1: u-boot-nezha vulnerability

It was discovered that U-Boot incorrectly handled certain USB DFU download setup packets. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2022-2347 Nicolas Bidron and Nicolas Guigo discovered that U-Boot...

USN-6522-1: FreeRDP vulnerabilities

It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. CVE-2022-41877 It was...

USN-6521-1: GIMP vulnerabilities

It was discovered that GIMP incorrectly handled certain image files. If a user were tricked into opening a specially crafted image, an attacker could use this issue to cause GIMP to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-6502-3: Linux kernel (NVIDIA) vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao discover...

USN-6520-1: Linux kernel (StarFive) vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao and...

USN-6519-1: EC2 hibagent update

The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol and is no longer recommended...

USN-6518-1: AFFLIB vulnerability

Luis Rocha discovered that AFFLIB incorrectly handled certain input files. If a user or automated system were tricked into processing a specially crafted AFF image file, a remote attacker could possibly use this issue to cause a denial of service via application crash. CVE-2018-8050...

USN-6508-2: poppler regression

USN-6508-1 fixed vulnerabilities in poppler. The update introduced one minor regression in Ubuntu 18.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that poppler incorrectly handled certain malformed PDF files. If a user or a...

LSN-0099-1: Kernel Live Patch Security Notice

It was discovered that the Xen netback driver in the Linux kernel did not properly handle packets structured in certain ways. An attacker in a guest VM could possibly use this to cause a denial of service host NIC availability.CVE-2022-3643 It was discovered that the virtual terminal driver in th...

USN-6513-2: Python vulnerability

USN-6513-1 fixed vulnerabilities in Python. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. Original advisory details: It was discovered that Python incorrectly handled certain plist files. If a user or an automated system were tricked into...

USN-6402-2: LibTomMath vulnerability

USN-6402-1 fixed vulnerabilities in LibTomMath. This update provides the corresponding updates for Ubuntu 23.10. Original advisory details: It was discovered that LibTomMath incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code and cause a denial ...

USN-6517-1: Perl vulnerabilities

It was discovered that Perl incorrectly handled printing certain warning messages. An attacker could possibly use this issue to cause Perl to consume resources, leading to a denial of service. This issue only affected Ubuntu 22.04 LTS. CVE-2022-48522 Nathan Mills discovered that Perl incorrectly...

USN-6502-2: Linux kernel (Oracle) vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao discover...

USN-6516-1: Linux kernel (Intel IoTG) vulnerabilities

Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrary code. CVE-2023-25775 Yu Hao and...

USN-6515-1: Thunderbird vulnerabilities

Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass security restrictions, cross-site tracing,...

USN-6514-1: Open vSwitch vulnerability

It was discovered that Open vSwitch did not correctly handle OpenFlow rules for ICMPv6 Neighbour Advertisement packets. A local attacker could possibly use this issue to redirect traffic to arbitrary IP addresses...

USN-6513-1: Python vulnerabilities

It was discovered that Python incorrectly handled certain plist files. If a user or an automated system were tricked into processing a specially crafted plist file, an attacker could possibly use this issue to consume resources, resulting in a denial of service. CVE-2022-48564 It was discovered...

USN-6512-1: LibTIFF vulnerabilities

It was discovered that LibTIFF could be made to run into an infinite loop. If a user or an automated system were tricked into opening a specially crafted image file, an attacker could possibly use this issue to cause a denial of service. CVE-2022-40090 It was discovered that LibTIFF could be made...

USN-6511-1: OpenZFS vulnerability

It was discovered that the OpenZFS sharenfs feature incorrectly handled IPv6 address data. This could result in IPv6 restrictions not being applied, contrary to expectations...

USN-6510-1: Apache HTTP Server vulnerability

David Shoon discovered that the Apache HTTP Server modmacro module incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause the server to crash, resulting in a denial of service...