Summary
It was discovered that a use-after-free vulnerability existed in the
AF_UNIX implementation in the Linux kernel. A local attacker could use
crafted epoll_ctl calls to cause a denial of service (system crash) or
expose sensitive information. (CVE-2013-7446)
It was discovered that the KVM implementation in the Linux kernel did not
properly restore the values of the Programmable Interrupt Timer (PIT). A
user-assisted attacker in a KVM guest could cause a denial of service in
the host (system crash). (CVE-2015-7513)
It was discovered that the Linux kernel keyring subsystem contained a race
between read and revoke operations. A local attacker could use this to
cause a denial of service (system crash). (CVE-2015-7550)
Sasha Levin discovered that the Reliable Datagram Sockets (RDS)
implementation in the Linux kernel had a race condition when checking
whether a socket was bound or not. A local attacker could use this to cause
a denial of service (system crash). (CVE-2015-7990)
It was discovered that the Btrfs implementation in the Linux kernel
incorrectly handled compressed inline extants on truncation. A local
attacker could use this to expose sensitive information. (CVE-2015-8374)
郭永刚 discovered that the Linux kernel networking implementation did
not validate protocol identifiers for certain protocol families, A local
attacker could use this to cause a denial of service (system crash) or
possibly gain administrative privileges. (CVE-2015-8543)
Dmitry Vyukov discovered that the pptp implementation in the Linux kernel
did not verify an address length when setting up a socket. A local attacker
could use this to craft an application that exposed sensitive information
from kernel memory. (CVE-2015-8569)
David Miller discovered that the Bluetooth implementation in the Linux
kernel did not properly validate the socket address length for Synchronous
Connection-Oriented (SCO) sockets. A local attacker could use this to
expose sensitive information. (CVE-2015-8575)
It was discovered that the netfilter Network Address Translation (NAT)
implementation did not ensure that data structures were initialized when
handling IPv4 addresses. An attacker could use this to cause a denial of
service (system crash). (CVE-2015-8787)
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 14.04 LTS 14.04:LTS | linux-lts-wily | 4.2.0-27.32~14.04.1 |
Vulnerabilities 9
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Unscored —
Use-after-free vulnerability in net/unix/af_unix.c in the Linux kernel before 4.3.3 allows local users to bypass intend…
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Unscored —
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which…
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Unscored —
The keyctl_read_key function in security/keys/keyctl.c in the Linux kernel before 4.3.4 does not properly use a semapho…
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Unscored —
Race condition in the rds_sendmsg function in net/rds/sendmsg.c in the Linux kernel before 4.3.3 allows local users to …
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Unscored —
fs/btrfs/inode.c in the Linux kernel before 4.3.3 mishandles compressed inline extents, which allows local users to obt…
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Unscored —CVE-2015-8543 Public exploit
The networking implementation in the Linux kernel through 4.3.3, as used in Android and other products, does not valida…
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Unscored —
The (1) pptp_bind and (2) pptp_connect functions in drivers/net/ppp/pptp.c in the Linux kernel through 4.3.3 do not ver…
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Unscored —
The sco_sock_bind function in net/bluetooth/sco.c in the Linux kernel before 4.3.4 does not verify an address length, w…
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Unscored —
The nf_nat_redirect_ipv4 function in net/netfilter/nf_nat_redirect.c in the Linux kernel before 4.4 allows remote attac…
References
-
report
https://ubuntu.com/security/CVE-2013-7446
-
report
https://ubuntu.com/security/CVE-2015-7513
-
report
https://ubuntu.com/security/CVE-2015-7550
-
report
https://ubuntu.com/security/CVE-2015-7990
-
report
https://ubuntu.com/security/CVE-2015-8374
-
report
https://ubuntu.com/security/CVE-2015-8543
-
report
https://ubuntu.com/security/CVE-2015-8569
-
report
https://ubuntu.com/security/CVE-2015-8575
-
report
https://ubuntu.com/security/CVE-2015-8787