vulnerability
Ubuntu: (Multiple Advisories) (CVE-2018-1093): Linux kernel vulnerabilities
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
7 | (AV:N/AC:M/Au:N/C:N/I:N/A:C) | Apr 1, 2018 | Jun 13, 2018 | Jan 23, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Apr 1, 2018
Added
Jun 13, 2018
Modified
Jan 23, 2025
Description
The ext4_valid_block_bitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers.
Solution(s)
ubuntu-upgrade-linux-image-3-13-0-157-genericubuntu-upgrade-linux-image-3-13-0-157-generic-lpaeubuntu-upgrade-linux-image-3-13-0-157-lowlatencyubuntu-upgrade-linux-image-3-13-0-157-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-157-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-157-powerpc-smpubuntu-upgrade-linux-image-3-13-0-157-powerpc64-embubuntu-upgrade-linux-image-3-13-0-157-powerpc64-smpubuntu-upgrade-linux-image-4-15-0-1017-oemubuntu-upgrade-linux-image-4-15-0-1018-gcpubuntu-upgrade-linux-image-4-15-0-1020-awsubuntu-upgrade-linux-image-4-15-0-1020-kvmubuntu-upgrade-linux-image-4-15-0-1021-raspi2ubuntu-upgrade-linux-image-4-15-0-1022-azureubuntu-upgrade-linux-image-4-15-0-33-genericubuntu-upgrade-linux-image-4-15-0-33-generic-lpaeubuntu-upgrade-linux-image-4-15-0-33-lowlatencyubuntu-upgrade-linux-image-4-15-0-33-snapdragonubuntu-upgrade-linux-image-4-4-0-1023-awsubuntu-upgrade-linux-image-4-4-0-1027-kvmubuntu-upgrade-linux-image-4-4-0-1061-awsubuntu-upgrade-linux-image-4-4-0-1091-raspi2ubuntu-upgrade-linux-image-4-4-0-1094-snapdragonubuntu-upgrade-linux-image-4-4-0-128-genericubuntu-upgrade-linux-image-4-4-0-128-generic-lpaeubuntu-upgrade-linux-image-4-4-0-128-lowlatencyubuntu-upgrade-linux-image-4-4-0-128-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-128-powerpc-smpubuntu-upgrade-linux-image-4-4-0-128-powerpc64-embubuntu-upgrade-linux-image-4-4-0-128-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-edgeubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-powerpc-e500ubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenialubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc-smp-lts-xenialubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-emb-lts-xenialubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-powerpc64-smp-lts-xenialubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon
References
- CVE-2018-1093
- https://attackerkb.com/topics/CVE-2018-1093
- DEBIAN-DSA-4188
- NVD-CVE-2018-1093
- UBUNTU-USN-3676-1
- UBUNTU-USN-3676-2
- UBUNTU-USN-3696-1
- UBUNTU-USN-3696-2
- UBUNTU-USN-3752-1
- UBUNTU-USN-3752-2
- UBUNTU-USN-3752-3
- UBUNTU-USN-3753-1
- UBUNTU-USN-3753-2
- UBUNTU-USN-3754-1
- UBUNTU-USN-3910-1
- UBUNTU-USN-3910-2
- UBUNTU-USN-4486-1

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