USN-6562-1: Firefox vulnerabilities

Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code.CVE-2023-6865, CVE-2023-6857,...

USN-6561-1: libssh vulnerability

Fabian Bäumer, Marcus Brinkmann, Jörg Schwenk discovered that the SSH protocol was vulnerable to a prefix truncation attack. If a remote attacker was able to intercept SSH communications, extension negotiation messages could be truncated, possibly leading to certain algorithms and features being...

USN-6560-1: OpenSSH vulnerabilities

Fabian Bäumer, Marcus Brinkmann, Jörg Schwenk discovered that the SSH protocol was vulnerable to a prefix truncation attack. If a remote attacker was able to intercept SSH communications, extension negotiation messages could be truncated, possibly leading to certain algorithms and features being...

USN-6488-2: strongSwan vulnerability

USN-6488-1 fixed a vulnerability in strongSwan. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Florian Picca discovered that strongSwan incorrectly handled certain DH public values. A remote attacker could use this issue to cau...

USN-6557-1: Vim vulnerabilities

It was discovered that Vim could be made to dereference invalid memory. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. CVE-2022-1725 It was discovered that Vim could be made to recurse...

USN-6233-2: YAJL vulnerabilities

USN-6233-1 fixed vulnerabilities in YAJL. 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 YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a us...

USN-6558-1: audiofile vulnerabilities

It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS...

USN-6556-1: Budgie Extras vulnerabilities

It was discovered that Budgie Extras incorrectly handled certain temporary file paths. An attacker could possibly use this issue to inject false information or deny access to the application. CVE-2023-49342, CVE-2023-49343, CVE-2023-49347 Matthias Gerstner discovered that Budgie Extras incorrectl...

USN-6546-2: LibreOffice vulnerabilities

USN-6546-1 fixed vulnerabilities in LibreOffice. This update provides the corresponding updates for Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. Original advisory details: Reginaldo Silva discovered that LibreOffice incorrectly handled filenames when passing embedded videos to GStreamer. If a user were...

USN-6555-2: X.Org X Server vulnerabilities

USN-6555-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled XKB button actions. An attacker could possibly use this iss...

USN-6548-3: Linux kernel (Oracle) vulnerabilities

It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. CVE-2023-3006 It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors i...

USN-6549-3: Linux kernel (Low Latency) 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-6534-3: 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-6555-1: X.Org X Server vulnerabilities

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled XKB button actions. An attacker could possibly use this issue to cause the X Server to crash, execute arbitrary code, or escalate privileges. CVE-2023-6377 Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled...

USN-6554-1: GNOME Settings vulnerability

Zygmunt Krynicki discovered that GNOME Settings did not accurately reflect the SSH remote login status when the system was configured to use systemd socket activation for OpenSSH. Remote SSH access may be unknowingly enabled, contrary to expectation...

USN-6548-2: Linux kernel vulnerabilities

It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. CVE-2023-3006 It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors i...

USN-6553-1: Pydantic vulnerability

Nina Jensen discovered that Pydantic incorrectly handled user input in the date and datetime fields. An attacker could possibly use this issue to cause a denial of service via application crash. CVE-2021-29510...

USN-6552-1: Netatalk vulnerability

Florent Saudel and Arnaud Gatignol discovered that Netatalk incorrectly handled certain specially crafted Spotlight requests. A remote attacker could possibly use this issue to cause heap corruption and execute arbitrary code. CVE-2023-42464...

USN-6549-2: Linux kernel (GKE) 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-6534-2: 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-6551-1: Ghostscript vulnerability

It was discovered that Ghostscript incorrectly handled writing TIFF files. A remote attacker could possibly use this issue to cause Ghostscript to crash, resulting in a denial of service...

USN-6550-1: PostfixAdmin vulnerabilities

It was discovered that Smarty, that is integrated in the PostfixAdmin code, was not properly sanitizing user input when generating templates. An attacker could, through PHP injection, possibly use this issue to execute arbitrary code. CVE-2022-29221 It was discovered that Moment.js, that is...

USN-6548-1: Linux kernel vulnerabilities

It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. CVE-2023-3006 It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors i...

USN-6549-1: 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-6547-1: Python vulnerability

it was discovered that Python incorrectly handled null bytes when normalizing pathnames. An attacker could possibly use this issue to bypass certain filename checks...

USN-6546-1: LibreOffice vulnerabilities

Reginaldo Silva discovered that LibreOffice incorrectly handled filenames when passing embedded videos to GStreamer. If a user were tricked into opening a specially crafted file, a remote attacker could possibly use this issue to execute arbitrary GStreamer plugins. CVE-2023-6185 Reginaldo Silva...

USN-6545-1: 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-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...