USN-6266-1: librsvg vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Zac Sims discovered that librsvg incorrectly handled decoding URLs. A remote attacker could possibly use this issue to read arbitrary files by using an include element. Update Instructions: Run sudo pro f...

USN-6242-1: OpenSSH vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description 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...

USN-6237-2: curl regression | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description 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...

USN-6229-1: LibTIFF vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description 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...

USN-6238-1: Samba vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description 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...

USN-6183-1: Bind vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Shoham Danino, Anat Bremler-Barr, Yehuda Afek, and Yuval Shavitt discovered that Bind incorrectly handled the cache size limit. A remote attacker could possibly use this issue to consume memory, leading t...

USN-6168-2: libx11 vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description USN-6168-1 fixed a vulnerability in libx11. This update provides the corresponding update for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, and Ubuntu 18.04 ESM. Original advisory details:...

USN-6138-1: libssh vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Philip Turnbull discovered that libssh incorrectly handled rekeying with algorithm guessing. A remote attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly...

USN-6039-1: OpenSSL vulnerabilities | Cloud Foundry

Severity Low Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that OpenSSL was not properly managing file locks when processing policy constraints. If a user or automated system were tricked into processin...

USN-6060-1: MySQL vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 8.0.33 in Ubuntu 20.04 LTS,...

USN-6062-1: FreeType vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description It was discovered that FreeType incorrectly handled certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash, or...

USN-6112-2: Perl vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description USN-6112-1 fixed vulnerabilities in Perl. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04. Original advisory details: It was discovere...

USN-5892-1: NSS vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description It was discovered that NSS incorrectly handled client authentication without a user certificate in the database. A remote attacker could possibly use this issue to cause a NSS client to crash, resulting i...

USN-6104-1: PostgreSQL vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Alexander Lakhin discovered that PostgreSQL incorrectly handled certain CREATE privileges. An authenticated user could possibly use this issue to execute arbitrary code as the...

USN-6112-1: Perl vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Description It was discovered that Perl was not properly verifying TLS certificates when using CPAN together with HTTP::Tiny to download modules over HTTPS. If a remote attacker were able to...

USN-6119-1: OpenSSL vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Matt Caswell discovered that OpenSSL incorrectly handled certain ASN.1 object identifiers. A remote attacker could possibly use this issue to cause OpenSSL to consume resources,...

USN-6105-1: ca-certificates update | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description The ca-certificates package contained outdated CA certificates. This update refreshes the included certificates to those contained in the 2.60 version of the Mozilla certificate...

USN-6055-2: Ruby regression | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description USN-6055-1 fixed a vulnerability in Ruby. Unfortunately it introduced a regression. This update reverts the patches applied to CVE-2023-28755 in order to fix the regression pending further investigation. ...

USN-6101-1: GNU binutils vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that GNU binutils incorrectly handled certain DWARF files. An attacker could possibly use this issue to cause a crash or execute arbitrary...

USN-6050-1: Git vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that Git incorrectly handled certain commands. An attacker could possibly use this issue to overwriting some paths. CVE-2023-25652 Maxime Escourbiac and Yassine...

USN-6055-1: Ruby vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. CVE-2023-28755 It was discovered that Ruby incorrectly...

USN-6166-1: libcap2 vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description David Gstir discovered that libcap2 incorrectly handled certain return codes. An attacker could possibly use this issue to cause libcap2 to consume memory, leading to a denial of service. CVE-2023-2602...

USN-6168-1: libx11 vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Gregory James Duck discovered that libx11 incorrectly handled certain Request, Event, or Error IDs. If a user were tricked into connecting to a malicious X Server, a remote attacker could possibly use thi...

USN-6165-1: GLib vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description It was discovered that GLib incorrectly handled non-normal GVariants. An attacker could use this issue to cause GLib to crash, resulting in a denial of service, or perform other unknown attacks. Update...

CVE-2023-20885: CF workflows leak credentials in system audit logs | Cloud Foundry

Severity Medium Vendor Cloud Foundry Foundation Description Cloud foundry team found that the kernel audit logging is enabled on some components due to which various lifecycle workflows in the platform that use admin or service credentials in invocations of binaries are picked up by the audit...

cflinuxfs3 Removal | Cloud Foundry

cflinuxfs3 Removal Please be advised that starting with release v30.0.0 of cf-deployment the platform now comes without the cflinuxfs3 stack and the cflinuxfs3 buildpacks 1. The stack is based on Ubuntu Bionic and has reached end of life. The new cflinuxfs4 stack with Ubuntu Jammy buildpacks are...

USN-6099-1: ncurses vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that ncurses was incorrectly performing bounds checks when processing invalid hashcodes. An attacker could possibly use this issue to cause ...

USN-6087-1: Ruby vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. CVE-2023-28755 It was discovered that Ruby incorrectly...

USN-6078-1: libwebp vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Irvan Kurniawan discovered that libwebp incorrectly handled certain memory operations. If a user or automated system were tricked into opening a specially crafted image file, a remo...

USN-5958-1: FFmpeg vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that FFmpeg could be made to dereference a null pointer. An attacker could possibly use this to cause a denial of service via application crash. These issues only...

USN-5971-1: Graphviz vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. This issue only affected Ubuntu 18.04 LTS...

CVE-2023-20882: Gorouter pruning via client disconnect resulting in DOS | Cloud Foundry

Severity High Vendor Cloud Foundry Foundation Description A bug in the gorouter process for the versions from 0.262.0 and prior to 0.266.0 of routing-release can lead to a denial of service of applications hosted on Cloud Foundry. Under the right circumstances, when client connections are closed...

CVE-2023-20881: CAs for syslog-drain mtls feature can be overwritten | Cloud Foundry

Severity Medium Vendor Cloud Foundry Foundation Description Users on cf may override other users syslog drain credentials if they’re aware of the client certificate used for that syslog drain. This applies even if the drain has zero certs. This would allow the user to override the private key and...

USN-5310-1: GNU C Library vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description Jan Engelhardt, Tavis Ormandy, and others discovered that the GNU C Library iconv feature incorrectly handled certain input sequences. An attacker could possibly use this issue to cause the GNU C Library ...

USN-5702-1: curl vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Robby Simpson discovered that curl incorrectly handled certain POST operations after PUT operations. This issue could cause applications using curl to send the wrong data, perform...

USN-5963-1: Vim vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that Vim was not properly performing memory management operations. An attacker could possibly use this issue to cause a denial of service or...

USN-5952-1: OpenJPEG vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description Sebastian Poeplau discovered that OpenJPEG 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 u...

USN-5964-1: curl vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Harry Sintonen discovered that curl incorrectly handled certain TELNET connection options. Due to lack of proper input scrubbing, curl could pass on user name and telnet options to...

USN-5959-1: Kerberos vulnerabilities Severity | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description It was discovered that Kerberos incorrectly handled memory when processing KDC data, which could lead to a NULL pointer dereference. An attacker could possibly use this issue to cause a denial of service ...

USN-6028-1: libxml2 vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that lixml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash or execute arbitrary code...

USN-5960-1: Python vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Yebo Cao discovered that Python incorrectly handled certain URLs. An attacker could possibly use this issue to bypass blocklisting methods by supplying a URL...

USN-5993-1: Samba vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Demi Marie Obenour discovered that the Samba LDAP server incorrectly handled certain confidential attribute values. A remote authenticated attacker could possibly use this issue to obtain certain sensitiv...

USN-6005-1: Sudo vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly escaped control characters in log messages and sudoreplay output. An attacker could possibly use these issues t...

USN-5964-2: curl vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description USN-5964-1 fixed several vulnerabilities in curl. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Harry Sintonen discovered that curl...

USN-5855-3: ImageMagick regression | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description USN-5855-2 fixed vulnerabilities in ImageMagick. Unfortunately an additional mitigation caused a regression. This update fixes the problem. We apologize for the inconvenience. Original advisory details: ...

USN-6026-1: Vim vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that Vim was incorrectly processing Vim buffers. An attacker could possibly use this issue to perform illegal memory access and expose sensitive information. This...

USN-5995-1: Vim vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description It was discovered that Vim incorrectly handled memory when opening certain files. If an attacker could trick a user into opening a specially crafted file, it could cause Vim to cras...

USN-5848-1: less vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description David Leadbeater discovered that less was not properly handling escape sequences when displaying raw control characters. A maliciously formed OSC 8 hyperlink could be used by an attacker to perform a deni...

USN-5885-1: APR vulnerability | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description Ronald Crane discovered integer overflow vulnerabilities in the Apache Portable Runtime APR that could potentially result in memory corruption. A remote attacker could possibly use these issues to cause a...

USN-5891-1: curl vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Canonical Ubuntu 22.04 Description Harry Sintonen discovered that curl incorrectly handled HSTS support when multiple URLs are requested serially. A remote attacker could possibly use this issue to cause curl to use...